The Miller-Urey experiment showed that the conditions of early Earth could be simulated in a glass flask. New research finds the flask itself played an underappreciated, though outsize, role. Learn more about your ad choices. Visit megaphone.fm/adchoices

Today we bring you a new episode in our podcast series COVID, Quickly. Every two weeks, Scientific American’s senior health editors Tanya Lewis and Josh Fischman catch you up on the essential developments in the pandemic: from vaccines to new variants and everything in between. You can listen to all past episodes here. Learn more about your ad choices. Visit megaphone.fm/adchoices

A fossil bed in Patagonia provides evidence of complex social structure in dinosaurs as early as 193 million years ago. And scientists say that herding behavior could have been key to the beasts’ success. Learn more about your ad choices. Visit megaphone.fm/adchoices

Ultrasound triggered cells home in on tumors and then self destruct to deliver damage or therapeutics from inside. Learn more about your ad choices. Visit megaphone.fm/adchoices

Today we bring you a new episode in our podcast series COVID, Quickly. Every two weeks, Scientific American’s senior health editors Tanya Lewis and Josh Fischman catch you up on the essential developments in the pandemic: from vaccines to new variants and everything in between. You can listen to all past episodes here. Learn more about your ad choices. Visit megaphone.fm/adchoices

You read that right. Researchers have taken the chemical defenses of some insects and turned them into sounds, which, it turns out, repel people just as well. Learn more about your ad choices. Visit megaphone.fm/adchoices

Over millions of years of evolution, some beetles have learned to dampen the stench of decay to help their young thrive. Learn more about your ad choices. Visit megaphone.fm/adchoices

By dating the remnants of trees felled in Newfoundland, scientists have determined that the Norse people likely first set foot in the Americas in the year A.D. 1021. Learn more about your ad choices. Visit megaphone.fm/adchoices

Today we bring you a new episode in our podcast series COVID, Quickly. Every two weeks, Scientific American’s senior health editors Tanya Lewis and Josh Fischman catch you up on the essential developments in the pandemic: from vaccines to new variants and everything in between. You can listen to all past episodes here. Learn more about your ad choices. Visit megaphone.fm/adchoices

New research using a camera that can “see" sound” shows some elephants can produce high-pitched buzzing with their lips. Learn more about your ad choices. Visit megaphone.fm/adchoices