Mar 27 2015
Lydia can’t keep a secret. This great white shark tells the whole world where she’s going and what she’s doing. And that suits the scientists at Ocearch just fine. They have tagged, and now track, the location of more than 100 big sharks. Each one is mapped online in...
Mar 06 2015
The Black Death killed 50 million people in Europe between 1347 and 1351. In just four years, it wiped out half of Europe’s population. Scientists have always pinned the deadly plague on rats and fleas. But it looks like they were only half right. A new study blames...