A massive whale graveyard in the Indian Ocean contains the remains of hundreds of extinct whales dating back more than five million years, along with recent carcasses that support hotspots of seafloor life.

The treasure trove of fossils and bones has already revealed a new species of extinct whale.

Researchers have uncovered more than 400 fossilized whale bones in an ocean-floor chasm. Plus, the working lives of scientists, in pictures, and how AI could slow the pace of…