Every year, researchers and people out in nature capture some aspect of animal behavior that’s unusual or unexpected in some way, changing how we understand the natural world. Here are five such ...

On Prince of Wales Island, Alaska, gray wolves are doing something unexpected: hunting sea otters. This surprising dietary shift appears to have notable implications for both ecosystems and wolf ...

Nearly every species of bats are nocturnal, sleeping during the day in secluded roosts, but it also seems that they're not ...

New research offers the most precise measurements yet of pulsating Cepheid stars, which may hold clues about the immense size and scale of our universe. Cepheids are a type of variable star that ...

Dimorphos continues to puzzle scientists after NASA’s DART impact, raising new questions about asteroid behaviors and potential space interventions. Reading time 3 minutes After the successful impact ...