Medicine
Blood in your veins is not blue – here's why it's always red
Stem cells could regenerate organs – but only if the body won't reject them
Preventing infant deaths: The ABCs of safe baby sleep
Shouldn’t there be a law against reckless opioid sales? Turns out, there is
Myth about how science progresses is built on a misreading of the story of penicillin
Why can't cats resist thinking inside the box?
Human breast milk may help babies tell time via circadian signals from mom
New autism early detection technique analyzes how children scan faces
Why the 'brain-eating' amoeba found in freshwater lakes – while rare – is so deadly
Yes, flesh-eating bacteria are in the warm coastal waters – but it doesn't mean you'll get sick
What’s the scoop on kids and dirt? Get enough to help, but not enough to hurt, a doctor advises
Heart transplant doctors could help more people by accepting donations from the obese
Brain-machine interfaces are getting better and better – and Neuralink's new brain implant pushes...
How do lithium-ion batteries work?
Home birth may start babies off with health-promoting microbes
Drugs on a coil free patients from the burden of taking pills for treating infectious diseases
Sleep training for your kids: Why and how it works
Worried about sexual harassment – or false allegations? Americans talk about their experiences...
