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

Human children: please take note of the behavior of prebirth zebra finches Learn more about your ad choices. Visit megaphone.fm/adchoices

Scientists found that elephants often sniff pathways—and seem especially attuned to urine. Learn more about your ad choices. Visit megaphone.fm/adchoices

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. 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. Learn more about your ad choices. Visit megaphone.fm/adchoices

Researchers in the happiest lab in the world tested 375 pups and found they connected with people by eight weeks Learn more about your ad choices. Visit megaphone.fm/adchoices

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. Learn more about your ad choices. Visit megaphone.fm/adchoices

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. Learn more about your ad choices. Visit megaphone.fm/adchoices

Dutch scientist Antonie van Leeuwenhoek made extraordinary observations of blood cells, sperm cells and bacteria with his microscopes. But it turns out the lens technology he used was quite ordinary. 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. Learn more about your ad choices. Visit megaphone.fm/adchoices