Scientists are reporting that they’ve discovered an ancestor of the Black Death in 4,000-year-old sheep remains. The ...

Scientists believe that 8.7 million species of animals in the world have so far been classified. And, despite their best efforts, it’s estimated that there are still 5 million species to be described.

To do this, Berthet and her colleagues built a database of 700 bonobo calls and deciphered them using methods drawn from ...

Whereas animal cultures affect just a few crucial behaviors, such as courtship and feeding, human cultures cover a massive and constantly expanding set of activities, from clothing to table ...