Rose Eveleth joins the show to talk about chromosome testing in the Olympics. Plus, Claire returns to talk elite tug-o-war,... more

Dr. Jessica Ware from the American Museum of Natural History joins the show to talk about the most perfectly shaped... more

Owen Ever, co-host of the podcast A Field Guide to Gay Animals, joins the show this week to talk about... more

Annalee Newitz returns to the show to discuss the cutest little food delivery robots you've ever seen. Plus, Rachel talks... more

Streamer and science communicator Moohoodles joins the show this week to talk about carbonated oceans on Enceladus (and the moon's... more

Sociolinguist Erica Brozovsky joins the show to discuss talkative fungi, Amanda Reed chats about nonbinary birds, and Rachel gets into... more

Maritime archaeologist and historian Joel Cook joins the show to spin the tale of how traveling barbers almost coordinated an... more

Scientist and Twitch streamer Knimbley joins the show today to talk about how astronomy and Elden Ring intertwine! Plus, Jess... more

Scientific American's Lee Billings and Clara Moskowitz join Rachel this week to talk all things eclipse. The Weirdest Thing I Learned... more

Christie Taylor joins the show to talk about dung beetles who love to stargaze. Plus, Laura explains how early beer... more