Scientists have uncovered a previously unknown cluster of brain cells that may help explain differences in social behavior ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. They are the only ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. It’s been a wormy, sexual head-scratcher for years. The Japanese ...

Biologists tend to look at the animal kingdom and try to categorize things in an organized fashion. But nature has a way of defying our neat little categories. Take something as common as same-sex ...

For the first time ever, researchers have captured video of three endangered zebra sharks mating in the wild in the South Pacific, providing scientists worldwide with unprecedented insights into shark ...

Bumblebee queens don t work nonstop. UC Riverside scientists discovered that queens take strategic reproductive breaks early in colony formation likely to conserve energy and increase the chance of ...

Source: Shark Bay Research Program, used with permission. Species across the animal kingdom play, suggesting the behavior has benefits. Scientists have long hypothesized a link between juvenile social ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Male Indo-Pacific bottlenose dolphins form particularly tight ...