Hindenburg disaster's earliest moments captured in newly released footage

What's the fairest way to share covid-19 vaccines around the world?

A complex link between body mass index and Alzheimer's

The Nebra Sky Disk: Is this circular copper plate really the world’s oldest star map, dating back to the Bronze Age some 3,600 years ago? Or is instead a bait-and-switch from the Iron Age that looters lied about?