When Claire Linkhart of Ohio began dating her now-husband, Rob, more than a decade ago, she made a surprising discovery in his childhood bedroom. Nestled among heirlooms from his youth like high ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The saber-toothed cats that once prowled modern day California had ...

Baby teeth are more than a childhood souvenir. They can reveal a lot about a person's physical and mental health during childhood, scientists say. Researchers are continuing to work hard to unlock the ...