Helium is full of contradictions. It’s the second most abundant element in the universe, but is relatively rare on Earth. It’s non-reactive, totally inert—yet the most valuable helium isotope is sourced from thermonuclear warheads.
And even though we treat it as a disposable gas, often for making funny voices and single-use party balloons, our global supply ... Show More
Oct 7
The deer sharpshooters of Maui
Maui has a problem: too many deer, not enough hunters. So on a dark, humid night, Nate joined a group of elite hunters as they endeavor to turn an ecological nightmare into a source of profitable, high-protein venison. Over the course of a few hours, he watches the employees of M ... Show More
34m 46s
Sep 24
A dry river runs through it
Albuquerque and the Rio Grande go hand in hand. The river cuts right through town, which means if you leave your office at closing time, you could have your feet in the water before 6. But, not this past summer. This August, along the river’s middle section, more than a hundred m ... Show More
33m 44s
Jun 2020
The World Is Constantly Running Out Of Helium
Encore episode. Helium is the second-most common element in the cosmos, but it's far rarer on planet Earth. As part of our celebration of the periodic table's 150th birthday, correspondent Geoff Brumfiel shares a brief history of helium's ascent, to become a crucial part of rocke ... Show More
13m 24s
May 2023
Should We Care About the Finite Supply of Helium?
Helium is the only truly non-renewable resource, and it's essential for things like MRI machines and nuclear reactors, but should we be worried? And, we turn air into food, so why can’t we get carbon to leave the atmosphere – or helium to stay? In this episode, Cosmos Science Jou ... Show More
7m 54s
Jan 2018
1. Hydrogen: Close To The Sun
As we investigate our first element, we'll meet warring balloonists, witness mass media's first major tragedy, and see how the tiniest mistake can cost a lot of money. Plus, we'll try to pin down where hydrogen belongs on the periodic table.
27m 22s