10 Accidental Inventions: By the Numbers

In the 1990s we thought we’d identified the root cause of aging: nasty molecules called free radicals that wreaked havoc on our cells. Even better, we’d figured out how to counteract them with loads o...

2 Maalis 202150min

From prehistoric logs across streams to the 102-mile Kunshan Grand Bridge, nature works ceaselessly to take down spans. In this classic episode, learn about the fascinating ins and outs of bridge desi...

27 Helmi 202157min

Bruce Lee may have introduced more Westerners to Asian culture than any person in history. And, because he died young just as he became an international superstar, he’s become a legend. Josh and Chuck...

25 Helmi 202151min

In 1945, residents of a Liverpool neighborhood found a desiccated body in a long cylinder they’d been using for years using as a bench. It launched a mystery that’s still alive today. Learn more abou...

24 Helmi 202114min

The human population is expected to increase by a couple billion people in the next 30 years and those who are paying attention are wondering exactly how we’ll feed all those extra mouths. Will going ...

23 Helmi 202148min

Born and raised in South America, chilis were the earliest crop domesticated in the continent and among the first items brought back to Europe by Columbus. Today people are really, really into them. F...

20 Helmi 202152min

Geologists and biologists have recently realized that the planet’s oceans and coasts are littered with a unique type of ecosystem called blue holes, submerged sinkholes that were once dry caves. They ...

18 Helmi 202136min

As part of Black History Month, we wanted to share the little known story of the Freedom House Ambulance Service. Listen in to learn all about this seminal group of EMTs. Learn more about your ad-cho...

17 Helmi 202116min