Tagging whales with cameras and sensors has allowed researchers to calculate how much food these huge creatures are consuming. It’s the most accurate estimate yet and reveals an even more significant impact of whales on ocean ecosystems than was previously known.
Vikings were living in North America exactly a thousand years ago
Strange patterns could be the world's oldest animal fossil
Divers are replanting reefs one coral at a time
How cuttlefish wear their thoughts on their skin
Swimming shrimp: Causing a stir
