Episode – 0889 : Paricutin: The World’s Youngest Volcano Podcast Transcript There are estimated to be over 1,300 active volcanoes in the world today. Almost all of them have one […]
Episode – 0742 : The Colosseum
Episode – 0742 : The Colosseum Podcast Transcript In the year 70, the Roman Emperor Vespasian commissioned what would become the world’s largest amphitheater. Approximately ten years later, it opened […]
Episode – 0723 : The Galapagos Islands
Episode – 0723 : The Galapagos Islands Podcast Transcript Located approximately 560 miles or 900 kilometers off the coast of Ecuador lies a chain of islands that are like no […]
Episode – 0711 : The Atacama Desert
Episode – 0711 : The Atacama Desert Podcast Transcript Situated in the north of the nation of Chile lies one of the most extreme environments on Planet Earth. The Atacama […]
Episode – 0696 : The Wallace Line
Episode – 0696 : The Wallace Line Podcast Transcript Charles Darwin is often credited with the discovery of the theory of natural selection. This is true, but it isn’t totally […]
Episode – 0653 : Ice Ages
Episode – 0653 : Ice Ages Podcast Transcript Five different times during the Earth’s history, the planet has entered a prolonged period of reduced temperatures. When this happens, massive ice […]
Episode – 0589 : The Wonderful World of Stromatolites
Episode – 0589 : The Wonderful World of Stromatolites Podcast Transcript If you measure the success of a lifeform by how long they manage to exist on Earth, then by […]
Episode – 0584 : How Tides Work
Episode – 0584 : How Tides Work Podcast Transcript Every single day, the oceans of the world go through a cycle with two high tides and two low tides. For […]
Episode – 0565 : The 2022 Hunga Tonga–Hunga Ha’apai Eruption
Episode – 0565 : The 2022 Hunga Tonga–Hunga Ha’apai Eruption Podcast Transcript On January 15, 2022, one of the biggest geologic events in the last 30 years occurred. The Hunga […]
Episode – 0509 : The Sahara Desert Wasn’t Always
Episode – 0509 : The Sahara Desert Wasn’t Always Podcast Transcript The Sahara desert is by far the largest desert in the world. It evokes images of sand dunes, camels […]
Episode – 0441 : Alfred Wegener and Continental Drift
Episode – 0441 : Alfred Wegener and Continental Drift Podcast Transcript In 1910, a German Earth scientist noticed something about the map of the world. South America seemed to fit […]
Episode – 0429 : The Geologic Timeline
Episode – 0429 : The Geologic Timeline Podcast Transcript The Earth is pretty old. Our current, best estimate is that it is 4.54 billion years old, plus or minus 50 […]
Episode – 0413 : The Dead Sea
Episode – 0413 : The Dead Sea Podcast Transcript Divided between Israel, Jordan, and the Palestinian West Bank lies the lowest point on the surface of the Earth: The Dead […]
Episode – 0298 : The Mount Tambora Eruption
Episode – 0298 : The Mount Tambora Eruption Transcript In 1815, one of the most catastrophic and deadly events in recorded human history occurred in Indonesia. A volcanic explosion took […]
Episode – 0297 : J. Harlen Bretz: Proving Theories Via Outliving Your Critics
Episode – 0297 : J. Harlen Bretz: Proving Theories Via Outliving Your Critics Transcript Many people have an idealized view of how science works. They think that someone makes a […]
Episode – 0242 : Darwin’s Other Theory
Episode – 0242 : Darwin’s Other Theory Transcript From December 1831, to October 1836, the HMS Beagle set out on a scientific expedition in the Atlantic and Pacific Oceans. On […]
Episode – 0204 : Milankovitch Cycles
Episode – 0204 : Milankovitch Cycles Transcript The Earth takes a year to go around the sun, and a day to turn on its axis. It is tilted 23.5 degrees […]
Episode – 0158 : Radiometric Dating
Episode – 0158 : Radiometric Dating Transcript Have you ever heard a science story on the news where they mention how old something is then ask yourself “how do they […]
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Episode – 0156 : Roman Concrete
Episode – 0156 : Roman Concrete Transcript There are lots of stories about technologies and knowledge from ancient peoples that have been lost to us through history. In reality, most […]
Episode – 0113 : The World’s Deepest Hole
Episode – 0113 : The World’s Deepest Hole Transcript In 1970, scientists in the Soviet Union set out to drill the deepest hole in the world. They weren’t drilling for […]