Planet Earth

Planet Earth

The Turing App
Maa Yhdysvallat
Genret Tiede, Maatieteet
Kieli EN
Jaksot 16
Viimeisin 14.09.2026

Welcome to Our Planet Earth, a podcast exploring the hidden engines of our planet Earth. We dig into the forces that shape this planet, from kimberlite volcanoes and monster waves to earthquakes that behave like pinball machines. We’ll go deep under the sea, talk about Earth’s last wilderness, and zoom way out to uncover mysteries that keep scientists awake at night.

Jaksot

  • Material Science: Magic for the 21st Century 14.09.2026 27min
    In this episode, we step into the microscopic world of materials science, the true magic of the 21st century. While ancient alchemists spent centuries trying to turn lead into gold, modern scientists are doing something far more transformative: engineering matter at the tiniest scales to fundamentally dictate how objects behave. We explore the golden rule of the field—that atomic structure determines behavior—and look at how a simple structural shift turns soft graphite into a rock-cutting diamond. But this relentless pursuit of stronger, lighter, and faster technology comes with a massive, invisible downside. We trace a "cradle-to-grave" life cycle assessment of our most advanced technologies, uncovering the heavy environmental trade-offs behind our greenest innovations. From the ecological impact of mining lithium in the Atacama Desert to the expensive, toxic reality of recycling weathered solar panels and aerospace carbon fibers, we confront the ultimate engineering dilemma: How do you build a material that is tough enough to survive the elements, but smart enough to safely break down when its time is up?
  • Mechanics of Monster Sea Waves 07.09.2026 20min
    On November 29, 2022, the cruise ship Viking Polaris was navigating the Drake Passage when it was struck by a wall of water so powerful it shattered windows 25 feet above the waterline, claiming the life of a passenger. For centuries, such "monster waves" were dismissed as sailor's myths—until science began to confirm their terrifying reality. In this episode, we explore the sudden and unpredictable fury of the ocean, moving from the legendary accounts of explorers like Ernest Shackleton to the modern forensic investigations of marine accidents.We delve into the cutting-edge mathematics attempting to solve the mystery of how these giants form. A group of mathematicians recently discovered a startling answer hidden within Euler's equations: "islands of instability" where specific wave frequencies can cause a perfect wave train to collapse into chaos. As climate change threatens to make these "freak waves" even more extreme and frequent, the race is on to find the holy grail of ocean research—a way to predict exactly when and where these silent killers will strike next. Join us as we unravel the mechanics of the ocean's most destructive anomalies.
  • The Biggest Asteroid to Ever Hit Earth 31.08.2026 20min
    Asteroids, the rocky remnants of our solar system's dawn 4.6 billion years ago, have drifted through the void for eons. While most stay within the main belt between Mars and Jupiter, gravitational nudges can fling these "minor planets" toward Earth, transforming them into Near Earth Objects (NEOs). In this episode, we tell the story of the largest cosmic projectile to ever strike our planet—a "mini-planet" several times the size of the rock that ended the dinosaurs.While the famous Chicxulub impact 66 million years ago wiped out 75% of life with the force of 100 million megatons of TNT, it is only the second-largest known strike. We travel back two billion years to unearth the Vredefort structure in South Africa. Recent computational simulations and geological evidence, such as shock fractures in zircon and quartz, reveal a monster asteroid between 20 and 25 kilometers in diameter—twice the size of the dinosaur-killer.The Vredefort collision was so violent it cracked the Earth's crust, digging a temporary hole 40 kilometers deep and triggering a magnitude 14 earthquake. The energy release was equivalent to exploding 20 million of our most powerful nuclear bombs, causing the entire planet to "ring like a bell" for weeks. Join us as we decipher the geological record of this ancient trauma and ask the ultimate question: could humanity survive if the Earth rang like a bell once again?.
  • A Pinball Model of Earthquakes 24.08.2026 18min
    Earthquakes are nature's most explosive events, with some releasing energy equivalent to 100 Hiroshima-scale nuclear bombs. While we can detect them, accurately predicting their deadliness has remained a "holy grail" of science because they originate deep beneath our feet. In this premiere episode, we explore a radical new "Pinball Model" proposed by geophysicists at Brown University that is completely flipping our understanding of seismic destruction.Traditional models have struggled to forecast the fast, high-frequency waves that cause the most damage to buildings and infrastructure. The Pinball Model suggests that instead of two surfaces grinding like sandpaper, a fault zone is filled with rocks of all sizes that collide and ricochet like balls in a pinball machine. Each of these "geological pinball" collisions creates a mini-explosion of energy, stacking up to produce the violent shaking that levels cities.We also delve into the "geometry-first" revolution, where scientists are mapping the jagged and misaligned patterns of fault networks to identify where pressure is most likely to break catastrophically. From California’s San Andreas Fault to the Pacific Ring of Fire, join us as we move beyond simple friction to a visual, geometric map of Earth's most dangerous zones.
  • Oceans: Earth's Last Unexplored Frontier - Part 2 17.08.2026 31min
    Beyond the familiar coastal reefs lies the open ocean—a vast, blue wilderness covering half our planet. Long dismissed as an empty watery desert, this realm is actually a dynamic network of "immense highways" and "islands of life". In this episode, we follow the Ocean Nomads, such as 500-kilogram leatherback turtles and great white sharks, as they navigate thousands of kilometers using the Earth’s magnetic field and underwater landmarks. We uncover the "hidden corridors" of the big blue, showing that it is far from uniform.We also explore the Islands of Life—seamounts that rise from the abyss. These 100,000 underwater volcanoes create life by forcing nutrient-rich currents upward, sparking massive plankton blooms that support entire food webs. Discover the mystery of the Japanese eel, which travels 2,000 kilometers to spawn at specific seamounts, the inspirational recovery of Papahānaumokuākea, and much more in this episode.
  • Oceans: Earth's Last Unexplored Frontier - Part 1 10.08.2026 32min
    In 2007, Inuit hunters discovered a 19th-century harpoon fragment embedded in the blubber of a bowhead whale—a living archive that had carried a piece of the 1890s into the 2100s. This whale's 200-year lifespan serves as a bridge between an era that viewed the ocean as a terrifying, two-dimensional void and our modern understanding of a complex, three-dimensional world. In this premiere episode, we explore how humanity moved from piecing together "fragments of the dead" to uncovering the true nature of the extraordinary wilderness that occupies 99 percent of our planet's habitable area.The journey to "Mapping the Abyss" began in the darkness of the Second World War, where sonar technology—designed to find enemy submarines—instead revealed a hidden planet of vast mountain ridges, volcanoes, and plunging trenches. We dive into the mechanics of the "Global Engine," the thermohaline circulation (or global conveyor belt) that acts as the Earth's circulatory system, transporting heat and nutrients across the five major connected ocean basins.Witness the "Diel Vertical Migration," the largest daily movement of biomass on Earth, where billions of creatures like lanternfish and the ghostly, 50-meter giant siphonophore rise from the depths to feed under the cover of night. Join us as we celebrate one of the most outstanding intellectual achievements in human history: the transition from imagining monsters in the deep to watching a single, interconnected global system in action
  • The Race to Save Glacier Ice Records 03.08.2026 35min
    Glaciers are far more than just massive blocks of ice; they are Earth's natural ledgers, meticulously recording centuries of environmental history. High in the mountains, each annual layer of snowfall traps a time-stamped archive of dust, pollen, volcanic ash, and even tiny bubbles of ancient atmosphere. In this episode, we explore the "Memory of Water," from the 1950s discovery that a fizzing piece of ice in a glass of whisky could reveal the air of the past to the isotopic "thermometers" that allow scientists to read temperatures from millennia ago.However, this "Last Library" is under siege. Climate change is not just melting the ice; it is "erasing the pages" by turning dry, preserving snow into a wet slush that blurs and washes away chemical records. We delve into the detective work required to decode these frozen stories—from tracing the lead pollution of the ancient Roman Empire to identifying the specific Alaskan volcano responsible for the famine following Julius Caesar’s assassination. Join us as we race against time and rising temperatures to save these irreplaceable archives before the memory of our planet is lost forever.
  • How Dirt Could Help Save Earth 27.07.2026 27min
    In the spring of 1935, the American Great Plains turned black as millions of tons of topsoil were swept into the sky, turning noon into midnight. This disaster, known as Black Sunday, was the climax of a decade-long catastrophe caused by severe drought and unsustainable farming. Today, we face a similar global threat as soil mismanagement and climate extremes converge once again to imperil our food supply. In this episode, we explore the "Dual Crisis" of soil erosion and climate change, asking a vital question: if dirt has the power to destroy our foundation, can it also be the key to saving it?.The dirt beneath our feet is actually one of the largest carbon reservoirs on the planet, holding more carbon than the entire atmosphere and all plant life combined. However, since the dawn of agriculture, we have lost roughly 133 billion tons of carbon from our soils—equivalent to 480 billion tons of CO2 released into the sky. We dive into the science of "carbon-friendly" farming and the 4 per 1000 Initiative, a bold global plan to offset human emissions by increasing soil carbon by just 0.4% annually. From the sticky, carbon-rich "glue" of glomalin to the multi-billion dollar "Climate-Smart Agriculture" incentives in the U.S., join us as we uncover how rebuilding our soil could provide up to 30% of the carbon sequestration needed to stabilize our world.
  • Why Deep Sea Gives Birth to Gigantic Animals 20.07.2026 14min
    Dive into a "midnight sea" where legends find flesh and science stands in awe. In this high-stakes exploration of Deep-Sea Gigantism, we journey into the crushing depths to meet the leviathans that blur the line between myth and reality. From the historical origins of the Kraken to modern sightings of half-ton squids longer than city buses, we uncover how the truth of the abyss is often grander than the folklore that preceded it.We profile ten of the most astonishing modern giants, including Giant Sea Spiders with sixty-centimeter leg spans, Giant Isopods that resemble nightmare-sized pill bugs, and the Colossal Squid, an Antarctic predator with eyes the size of dinner plates. The episode also travels back in time to face prehistoric titans like the Megalodon, a monstrous shark triple the length of a Great White, and the Basilosaurus, a sixty-foot ancient whale that dominated the seas forty million years ago.Beyond the "what," we investigate the scientific "why." We examine the complex interplay of biological rules—such as Bergmann’s Rule on temperature and Kleiber’s Rule on metabolic efficiency to explain why the deep sea's feast-or-famine dynamics allow certain species to balloon to monstrous proportions. Join us as we explore the current frontiers of deep-sea technology and prepare for the next discovery that may once again redefine Earth's largest creatures.
  • Mystery of Deadly Underwater Lakes 13.07.2026 10min
    Thousands of feet below the ocean's surface, where sunlight is nonexistent and the pressure is crushing, lies a realm of strange and deadly "underwater lakes." In this scientific thriller, we journey into brine pools—pockets of hypersaline water so dense they settle like thick syrup on the seafloor. We explore infamous sites like the Gulf of Mexico’s "Jacuzzi of Despair" and the Red Sea’s toxic clusters, where a single step over the shimmering "shoreline" means instant death for unsuspecting marine life. These abyssal lakes are a masterclass in extreme geology and biology. Formed from ancient salt deposits laid down millions of years ago, they are often superheated by tectonic activity to temperatures above 70°C. While lethal to most, these anoxic, chemical-rich soups are home to resilient extremophiles—microbes that transform sulfur and methane into life without a single ray of sun. These terrestrial "alien oceans" offer a startling cosmic parallel to the icy moons of Jupiter and Saturn, providing a blueprint for the hunt for life on worlds like Europa and Enceladus. Join us as we unlock the secrets of these shimmering, toxic shorelines and discover what they reveal about the universal adaptability of life.
  • Aquaterra: The Lost Continent Under Water 06.07.2026 19min
    What if a continent the size of North America is hiding in plain sight, just beneath the ocean's surface? In this episode, we decode the mystery of Aquaterra—a lost world that was home to our ancestors for thousands of years. We begin in the Baltic Sea, where a team of students accidentally discovered the Blinkerwall, a kilometer-long stone hunting structure built 10,000 years ago. This massive wall proves that prehistoric humans were not just simple wanderers, but sophisticated engineers capable of mobilizing large-scale labor to modify their environment.We then journey to the North Sea to explore Doggerland, a once-lush fertile country that connected Britain to Europe. Using "sedimentary ancient DNA," researchers have revealed that this was no cold, empty bridge, but a destination filled with oak and elm forests—a sanctuary for life during the deep freeze of the Ice Age. Finally, we dive into the Genovesa Cave in Mallorca, where a submerged stone bridge has rewritten the timeline of human settlement in the Mediterranean by over a thousand years. Join us as we uncover the "The Atlantis Code" and realize that the rising seas didn't just steal land—they sealed away the true history of our species.
  • The Gold Hydrogen Rush 29.06.2026 36min
    Imagine drilling for water in a dry village and finding a "colorless gold" that burns with a brilliant flame. In this premiere episode, we travel to Bourakebougou, Mali, where a 1987 well-drilling accident uncovered a massive reservoir of 98% pure hydrogen. This is the story of "Gold Hydrogen"—also known as white or geological hydrogen—a naturally occurring fuel source buried deep within the Earth's crust that could upend the global energy order. Unlike green or blue hydrogen, which must be manufactured at high costs, gold hydrogen is already there, waiting to be tapped for a fraction of the price—potentially as low as $0.50 to $1 per kilogram.We dive into the "showstopper" science of serpentinization, where iron-rich rocks in the mantle effectively "rust" when exposed to hot water, releasing free hydrogen molecules. From forgotten Soviet-era archives to high-stakes modern drilling in the Pyrenees and Australia, geologists are racing to find the "Saudi Arabia of hydrogen". Backed by Bill Gates’s Breakthrough Energy Ventures and startups like Koloma, the quest for this zero-emission treasure has sparked the hottest gold rush of 2025. Join us as we explore whether this underground miracle is the final key to saving the planet or a high-risk gamble that could leave us in the dust.
  • Can a Battery Last Centuries 22.06.2026 43min
    What if the devices that power your life never had to be recharged? From spacecraft gliding past the edges of our galaxy to life-saving pacemakers, we are on the brink of a revolution: nuclear batteries. Unlike the mundane chemistry of lithium-ion, these batteries derive unyielding power from the natural decay of radioactive isotopes. We follow the harrowing story of Lewis, a heart patient who underwent six invasive surgeries simply because his pacemaker's battery kept running out. His struggle highlights the "weakest link" in modern technology and introduces the promise of "eternal" energy that could last for centuries.Beyond medical miracles, we expose the "hidden costs" of our current green revolution. We travel to South America’s Lithium Triangle, where mining a single ton of lithium drains 500,000 gallons of water, devastating Indigenous communities and fragile ecosystems. Nuclear batteries offer a bold alternative by turning nuclear waste into a resource, utilizing synthetic diamonds to safely harness beta decay. Join us as we explore the cutting-edge science and the startups like Betavolt and Infinity Power that are racing to replace the "ticking clock" of battery life with a relentless, diamond-encased future.
  • Invisible Influence of CO2 in Our Lives 15.06.2026 24min
    Today, we go beyond the warming planet to uncover the "invisible influence" of the air on our very biology. As CO2 levels reach a monthly average of 425 parts per million at the Mauna Loa observatory, we are entering a chemical reality not seen on Earth for millions of years. This episode explores the startling discovery that high CO2 levels are literally dissolving the skeletons of astronauts, submariners, and ocean snails alike.The impact reaches even deeper—into our capacity for thought. We examine controlled studies showing that as CO2 levels rise in crowded rooms, strategic decision-making "plummets drastically," leaving the brain struggling to think through a physiological "fog". From the silent, tragic eruption at Lake Nyos to the everyday air in our offices and schools, we look at how a "flattening gradient" in our lungs makes it harder for our bodies to offload waste gas. As we face a future where the freshest air on the planet could soon resemble a stuffy, polluted room, we must ask: what happens to human intelligence when the air itself works against us?.
  • How Earth’s Atmosphere Evolved Over Time 08.06.2026 15min
    Travel back to a time before birds, when giants like the Quetzalcoatlus—a reptile the size of a giraffe with a 30-foot wingspan—ruled the skies. In this premiere episode, we solve a prehistoric mystery: how could a creature that heavy ever take flight? The answer lies not in its bones, but in a "thicker" ancient atmosphere that provided more lift, a secret preserved for millions of years in tiny air bubbles trapped in amber. We explore the violent history of Earth’s "breath," from the microscopic cyanobacteria that first flooded the oceans with oxygen to the "Snowball Earth" periods where the planet was encased in ice a kilometer thick.For nearly a million years, the Earth’s atmosphere remained a stable "cradle" for the evolution of Homo sapiens, with carbon dioxide levels never exceeding 300 parts per million. But in the last 250 years, our discovery of fossil fuels has pushed the planet into uncharted territory. In 2013, for the first time in human history, CO2 concentrations passed 400 parts per million—a level not seen since long before our species walked the Earth. Join us as we examine the sheer vertical cliff of our changing atmosphere and ask the ultimate question: what does it mean for the human body and mind to breathe an air we were never made for?
  • This Country Will Soon Disappear Under Water 01.06.2026 27min
    Standing on a single-runway airstrip in Tuvalu, you can see the Pacific Ocean glinting on both horizons. This tiny nation of nine islands and atolls is smaller than Manhattan’s Central Park, yet it is currently the frontline of a global climate catastrophe. With regional waters rising at twice the global average and the islands themselves slowly sinking, engineers predict that 95% of the country could be submerged by the year 2100. In this episode, we explore the harrowing reality of "maluu moe tai"—a localized strain of eco-anxiety where the tide is no longer a friend, but a threat to survival.We follow the stories of those fighting back, from youth volunteers tracking shoreline retreat with yardsticks to leaders like Simon Kofe, who delivered a viral UN speech while standing knee-deep in seawater. We also examine the "Falepili Union," a world-first treaty with Australia that offers Tuvaluans a path to relocation while sparking a geopolitical tug-of-war in the Pacific. As Tuvaluans grapple with "diaspora disquiet"—the fear of losing their culture even as they find physical safety—we ask: what happens to a country when its land disappears?.
  • What Earth’s Poles Can Teach Us About Space Exploration 25.05.2026 15min
    What if the secret to finding extraterrestrial life is frozen beneath our own feet? In this electrifying finale, we explore how Earth's polar regions serve as a cosmic blueprint for the search for alien life. We dive into the groundbreaking discovery of thriving sponge colonies living in absolute darkness 900 meters beneath the Antarctic ice—surviving without sunlight on chemically derived energy. This earthly marvel provides a direct parallel to the hidden, salty oceans of Europa and Enceladus, where tidal friction from giant planets may create the internal heat necessary to sustain life.The quest moves from the poles to the stars as we detail humanity's next giant leaps: NASA’s Europa Clipper, ESA’s JUICE mission, and the audacious Dragonfly rotorcraft destined for the nitrogen-rich atmosphere of Saturn's moon, Titan. Forget Hollywood monsters; scientists expect to find "unimpressive" but resilient microbes—extremophiles that mirror Earth's deep-sea hydrothermal vent communities. Join us as we use our planet's most unforgiving environments to answer the ultimate question: Are we alone in the cosmic tapestry?.
  • What Lies Beneath the Polar Ice 18.05.2026 15min
    Beneath kilometers of ice, where the pressure is enough to crush a car flat, lies a world that defies the laws of physics and the limits of imagination.IIn this episode, we dive into the unimaginable secrets of the polar depths—from underwater "cornfields" of phytoplankton the size of the Midwest to rivers that flow uphill, pushed by the crushing weight of the ice above. We explore the surreal phenomenon of deep-sea gigantism, where 30-centimeter shrimp-like creatures and half-meter-wide sea spiders roam the pitch-black seafloor.The ice also serves as a perfect time capsule, preserving a ghostly record of Earth’s past. We examine the 40-million-year-old freshwater river systems and fossilized rainforests discovered beneath the ice—lush ecosystems of ferns and pines that once thrived where frozen deserts now reign. But a hidden crisis is unfolding: warm "Circumpolar Deep Water" is aggressively eroding these ice shelves from below, threatening a global sea-level rise that could submerge cities like Miami and Mumbai by 2100. Join us as we uncover how these "upside-down" worlds are not just a map of our past, but a chilling window into our future.
  • The Most Dangerous Expedition In The World 11.05.2026 12min
    Step into a world where the landscape "breathes" like a living thing and the wind carries the sting of inhaled glass. In this premiere episode, we journey to the Arctic and Antarctic—the most dangerous and unforgiving frontiers on Earth. We explore the anatomy of these polar kingdoms, from the colossal ice dome of Greenland to the massive Antarctic ice sheet that holds nearly 70% of our planet’s freshwater. Discover how these "polar mirrors" regulate our global weather and why their thinning represents a critical tipping point for our world.We also pay tribute to the legendary pioneers—like Roald Amundsen, Robert Falcon Scott, and Ernest Shackleton—who braved minus 40-degree temperatures and crushed ships to map these white voids. Today, the quest continues with a high-tech arsenal: NASA satellites firing 10,000 laser pulses per second, autonomous underwater gliders, and even seals outfitted with specialized sensors to map the deep. But the real shock comes from what lies beneath the ice—hidden ecosystems and rivers that flow uphill. The conquest of the poles was only the beginning; the secrets they guard are even more unbelievable.
  • What Happens If We Cross Planetary Boundaries 04.05.2026 23min
    Imagine Earth as a solitary spaceship traveling through a hostile cosmos, where every resource is finite and there is no resupply station in sight. In this definitive guide to our planet's life-support systems, we explore the "Planetary Boundaries"—nine critical thresholds that act as the guardrails for human civilization. From the shaky "Jenga tower" of climate stability to the invisible scaffolding of biodiversity, we examine the science behind these do-not-cross lines and the catastrophic tipping points that await if they vanish.The data is sobering: six of the nine boundaries, including Climate Change, Biosphere Integrity, and Novel Entities like microplastics, have already been breached. We dive into the global patchwork of response, where record-breaking renewable growth in China and corporate success stories like Dow and Cargill clash with political rollbacks and the U.S. withdrawal from the Paris Agreement. Yet, the story of the healing ozone layer proves that humanity can pull back from the brink when we act in concert. Join us as we navigate the narrow path between meltdown and renewal, asking if we have the ingenuity to repair our mothership before the clock runs out.

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