Cave diver Jill Heinerth explores the hidden underground waterways coursing through our planet. Working with biologists, climatologists and archaeologists, Heinerth unravels the mysteries of the life-forms that inhabit some of the...

With acidic puddles, lava lakes, and one of the most important early hominid discoveries, the Danakil Depression is home to all of the extremes.

You probably don't think of active volcanoes as the ideal place to build a nursery, but for some animals, they're the perfect spot to incubate their unborn babies!

There’s nothing boring about Bennu! From its chemistry, size, shape, and spin to its extremely old age, it proves that even the smallest objects in the solar system have a bizarre and fascinating history.

Your teeth contain traces of strontium isotopes that can reveal where you lived while they were forming.

In the frozen mini volcanoes on Maunakea in Hawai'i there lives a scavenger-predator that prefers its meals delivered.

Olympic National Park is temporarily closed as Washington, the US, and the world work to mitigate the spread of the COVID-19 virus. We filmed this series in early January and are currently at home practicing social distancing. We hope...

Exactly when and where did life on Earth begin? Scientists have long thought that it emerged three billion years ago in the ocean -- until astrobiologist Tara Djokic and her team made an unexpected discovery in the western Australian...

We’ve sent thousands of things into space over the years! Many of them just orbit the Earth, and some are flying out past the edges of the Solar System. In this episode, we present our favorite currently active space probes!

If you find a glowing rock, it probably doesn't mean you're the chosen one. If it's one of these five phenomena, it's quantum mechanics, not narrative significance. Chapters View all FLUORESCENCE 0:36 PHOSPHORESCENCE 2:42...

2019 will be a big year for the moon! Not only is it the 50th anniversary of the first moon landing, but our closest neighbor is receiving a bunch of new visitors this year.

Ever wish you had your own secret network of hidden passages? Well some animals do and they might be closer than you think!

It takes an entire civilization to build a toaster. Designer Thomas Thwaites found out the hard way, by attempting to build one from scratch: mining ore for steel, deriving plastic from oil ... it's frankly amazing he got as far as he...

Talk Show all-star Kallie Moore returns to tell us about the exciting things happening over at Eons, and Jessi stops by with not one but two poke-y guests!

What happens when you discover a dinosaur? Paleontologist Kenneth Lacovara details his unearthing of Dreadnoughtus -- a 77-million-year-old sauropod that was as tall as a two-story house and as heavy as a jumbo jet -- and considers how...

New Horizons is on its way to Ultima Thule, the most distant object a spacecraft has ever visited. And scientists have created the sugar component of DNA under extraterrestrial conditions.

Hank gives us a summary of the important facts about fracking: what it is, why we do it, and how it actually isn't all butterflies and cupcakes.

Gabe breaks down the steps for how he determined the density of the moon in Majora's Mask.

Earth has received its first speedy visitor from another star system, A/2017 U1, and the Dawn Mission has helped astronomers gather more evidence about possible former oceans on Ceres.

Paleontologists have been studying and drawing totally different conclusions about the fossil LH PV18 for almost a decade. Is it just one of many specimens of a theropod called Tarbosaurus bataar or is it an entirely different theropod...

Boeing has developed a snazzy new spacesuit and a couple studies give us clues about the history of Earth and the moon!

Scientists are learning new things by looking at the remains of exoplanets, NASA has unveiled a new spacesuit design, and engineers fixed a problem from one hundred million kilometers away.

NASA’s Mars 2020 mission has successfully landed on Mars! But it's not alone! This week we discuss not one but three amazing missions to Mars.

Samples from the Curiosity rover suggest that Mars had a potentially habitable lake in its past, and gravitational lensing has helped scientists weigh a star!