First up on the podcast, we discuss a finding that’s likely to reignite debate over how humans first spread through the Americas. In the late 1990s, a site in southern Chile called Monte Verde forced archaeologists to adjust their views of the peopling of South America because it dated to about 14,500 years before present, which challenged the prevailing ide ... Show More
Mar 12
What Alaska’s eroding coastline says about Earth’s future, and how Yellowstone ravens use their smarts to find wolf kills
First up on the podcast, freelance journalist Evan Howell traveled to Cape Blossom, Alaska, where the receding coastline has revealed an ancient trove of glacial ice that may have survived for 350,000 years—making it the oldest ice in the Northern Hemisphere. Now researchers just ... Show More
42m 50s
Feb 26
Tropical birds’ ‘silent spring,’ and mapping people’s brains during surgery
First up on the podcast, producer Meagan Cantwell talks to Contributing Correspondent Warren Cornwall about his visit to Brazil, where he observed firsthand what it takes for researchers to understand why bird populations in the Amazon and beyond are shrinking. Next on the show, ... Show More
32m 17s
Sep 2025
Marsquakes, Vaccine Politics and Mammoth Microbiomes
This week’s roundup dives into Mars’s lumpy mantle, a nasal spray that may help prevent COVID and the growing confusion around vaccine access in the U.S. Plus, researchers link phone use while on the toilet to hemorrhoid risk, uncover ancient mammoth microbiomes and explain why s ... Show More
9m 45s
Aug 2025
Why numeracy counts in everyday life, with Ellen Peters, PhD
From deciding whether to buy a house to weighing the risks and benefits of taking a new medication, many important life decisions hinge on understanding numbers, statistics and probability. Ellen Peters, PhD, author of “Innumeracy in the Wild: Misunderstanding and Misusing Number ... Show More
35m 22s
Apr 2024
Lotion Spider Brouhaha, ADHD Superpowers, Earth's Evil Twin
Scientist and Twitch streamer Knimbley joins the show today to talk about how astronomy and Elden Ring intertwine! Plus, Jess returns to talk about lotion spiders, and Rachel explains how ADHD used to offer a real survival benefit in the olden days. The Weirdest Thing I Learned T ... Show More
59m 9s
Jul 2024
Les statistiques, c'est vraiment des maths ? (ta minute mathématique #2)
🎙️ Ta minute mathématique, ton nouveau rendez-vous de l'été. Une minute pour une notion simple de mathématique abordées sous forme de question que tu as toujours voulu poser sans jamais oser le demander.Rendez-vous tous les samedis pendant l'été.Aujourd'hui : les statistiques, c ... Show More
1m 52s
Oct 2022
Flirting Cats, Walking Sharks, Preventing Cerebral Palsy
We discuss a new app that can translate a cat’s meow into human languages, how the Epaulette shark is teaching us about climate change, and a potential treatment that might prevent cerebral palsy.Flirting Cats “Did My Cat Just Hit On Me? An Adventure in Pet Translation” by Emily ... Show More
14m 27s