For nearly a century, astronomers have watched galaxies spin and the universe expand in ways that visible matter alone cannot ...

When it comes to human behavior, we often find ourselves treading a fine line between what's socially acceptable and what's downright odd. Sometimes, you know what you're doing is bizarre, yet you ...

Animal abduction: Biologists documented five male capuchin monkeys carrying at least eleven different infant howler monkeys -- a behavior never before seen in wild primates. Rise and spread: The ...

Ants are tiny creatures with incredible social structures, but their behaviors often leave us scratching our heads. While many of their actions have logical explanations in the context of their ...