Author: NPR

We meet two scientists working on opposite sides of the world, both thinking creatively about rising sea levels and our changing oceans. Andrea Dutton, a geologist at the University of Wisconsin-Madison, and Stacy Jupiter, a marine biologist and Melanesia Director with the Wildlife Conservation Society, were awarded MacArthur Fellowships this fall.

Learn more about sponsor message choices: podcastchoices.com/adchoices

NPR Privacy Policy

NPR science correspondent Geoff Brumfiel shares the story of Nazi Germany's attempt to build a nuclear reactor — and how evidence of that effort was almost lost to history. It's a tale he heard from Timothy Koeth and Miriam Hiebert at the Department of Materials Science and Engineering at the University of Maryland in College Park. Read more on their original story in Physics Today. Follow host Maddie Sofia on Twitter @maddie_sofia. Email the show at shortwave@npr.org.

Learn more about sponsor message choices: podcastchoices.com/adchoices

NPR Privacy Policy

Artificial intelligence might not be as smart as we think. University and military researchers are studying how attackers could hack into AI systems by exploiting how these systems learn. It's known as "adversarial AI." Some of their experiments use seemingly simple techniques. Dina Temple-Raston has been looking into this for her special series, I'll Be Seeing You. Follow host Maddie Sofia on Twitter: @maddie_sofia. Or email the show at shortwave@npr.org.

Learn more about sponsor message choices: podcastchoices.com/adchoices

NPR Privacy Policy

The world's largest intact temperate rainforest is in a place you may not expect: southeast Alaska. The Trump administration wants to eliminate a longstanding rule protecting the Tongass National Forest from logging and road construction. Why? And what might this mean for one of the top carbon sinks in the world? Maddie talks with reporter Emily Kwong about the Tongass.

Learn more about sponsor message choices: podcastchoices.com/adchoices

NPR Privacy Policy

NASA astronauts Christina Koch and Jessica Meir completed the first all-female spacewalk last week. The historic moment came 35 years after Kathryn Sullivan became the first American woman to spacewalk. We hear from Koch, Meir, and Sullivan. And former NASA chief scientist Ellen Stofan tells us why she says this moment is long overdue. Follow host Maddie Sofia on Twitter @maddie_sofia. Email the show at shortwave@npr.org.

Learn more about sponsor message choices: podcastchoices.com/adchoices

NPR Privacy Policy

Randall Munroe, the cartoonist behind the popular Internet comic xkcd, finds complicated solutions to simple, real-world problems. In the process, he reveals a lot about science and why the real world is sometimes even weirder than we expect. His new book is called How To: Absurd Scientific Advice for Common Real-World Problems. Follow host Maddie Sofia on Twitter: @maddie_sofia. Email the show at shortwave@npr.org.

Learn more about sponsor message choices: podcastchoices.com/adchoices

NPR Privacy Policy

Pioneering ecologist Nalini Nadkarni takes us up into the canopy — the area above the forest floor — where she helped research and document this unexplored ecosystem. Plus: the story of her decades-long effort to get more women into science, and how she found a surprising ally in the fight — Barbie. Video and more from Maddie's trip to the canopy is here. Follow Maddie on Twitter @maddie_sofia. Email the show at shortwave@npr.org.

Learn more about sponsor message choices: podcastchoices.com/adchoices

NPR Privacy Policy

The science is nascent and a little squishy, but researchers like Giulia Poerio are trying to better understand ASMR — a feeling triggered in the brains of some people by whispering, soft tapping, and delicate gestures. She explains how it works, and tells reporter Emily Kwong why slime might be an Internet fad that is, for some, a sensory pleasure-trigger.

Learn more about sponsor message choices: podcastchoices.com/adchoices

NPR Privacy Policy

Amid an outbreak of lung injury cases, there's a new spotlight on the dangers of vaping, a practice that's been marketed as an alternative to smoking. NPR health correspondent Allison Aubrey explains, with the story of one teenager whose vaping habit landed her in the ER. Follow host Maddie Sofia on Twitter @maddie_sofia. Email the show at shortwave@npr.org.

Learn more about sponsor message choices: podcastchoices.com/adchoices

NPR Privacy Policy

Magic mushrooms — they're not just for getting weird with your friends. Researchers are increasingly looking at psychedelics to treat conditions such as depression and addiction.

Learn more about sponsor message choices: podcastchoices.com/adchoices

NPR Privacy Policy