What the Oldest Known Cave Painting Reveals...

Ancient humans began to draw symbols on caves at least 45,500 years ago, according to a surprising finding on the Indonesian...

Discovery - 5 days 14 hours ago

Researcher Studies How Messaging On COVID-19...

NPR's Michel Martin speaks with professor Evan Lieberman about the study he co-authored looking at how sharing information...

NPR - 3 days 14 hours ago

A Mysterious Mass in a Man's Kidney Points...

One minute, Albert was feeling fine. The next he was overcome by cramps and nausea. Then came the blood.

Discovery - 6 days 23 hours ago

Marmots are Teaching Their Captive-Bred Friends...

Once critically endangered, Vancouver Island marmots are now teaching each other how to recover.

Discovery - 6 days 21 hours ago