The video has been viewed millions of times on YouTube via links that are replaced as quickly as the video-sharing service can remove them for violating its policy against "COVID-19 misinformation."
There are various studies looking at changes to the virus genome — and the possible impact on how the virus affects humans. Here's what we know (and don't yet know) about mutations.
We're used to thinking of DNA as a rigid blueprint. Karissa Sanbonmatsu researches how our environment affects the way DNA expresses itself—especially when it comes to sex and gender.
Over a century ago, one part of our DNA got labelled the "sex chromosomes." Science and radio journalist Molly Webster explains the consequences of that oversimplification.
The human body is not a patchwork of separate systems. It's intricately connected, says neuroscientist Lisa Mosconi. She explains the relationship between our brains, hormones and reproductive organs.
Artist Emily Quinn is intersex. She's one of over 150 million people in the world who don't fit neatly into the categories of male or female. She explains how biological sex exists on a spectrum.
Researchers are testing sewage in hopes of getting a jump on COVID-19 outbreaks in communities — monitoring for when they begin and how quickly they spread.
Scientists are now trying to determine whether antibodies in the blood will protect people from contracting the coronavirus again. This question is crucial for the development of a vaccine.