Leading science journalists provide a daily minute commentary on some of the most interesting developments in the world of science. For a full-length, weekly podcast you can subscribe to Science Talk: The Podcast of Scientific American . To view all of our archived podcasts please go to www.scientificamerican.com/podcast
For African Elephants, Pee Could Be a Potent Trail Marker
Scientists found that elephants often sniff pathways—and seem especially attuned to urine.
A 'Universal' Coronavirus Vaccine to Prevent the Next Pandemic
A pan-coronavirus vaccine could be “one vaccine to rule them all,” and so far it has shown strong results in mice, hamsters, monkeys, horses and even sharks.
COVID, Quickly, Episode 8: The Pandemic's True Death Toll and the Big Lab-Leak Debate
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.
Puppies Understand You Even at a Young Age, Most Adorable Study of the Year Confirms
Researchers in the happiest lab in the world tested 375 pups and found they connected with people by eight weeks
New 3-D-Printed Material Is Tough, Flexible--and Alive
Made from microalgae and bacteria, the new substance can survive for three days without feeding. It could one day be used to build living garments, self-powered kitchen appliances or even window coverings that sequester carbon.
Bats on Helium Reveal an Innate Sense of the Speed of Sound
A new experiment shows that bats are born with a fixed reference for the speed of sound—and living in lighter air can throw it off.