An abrupt change in Antarctica has caused the continent to gain ice. But this increase, documented in NASA satellite data, is ...

The ammonia from Adélie penguin guano reacts with sulfur-containing gases in the atmosphere to aid in forming clouds, which ...

Can you really own a pet tiger in Texas? The answer might shock you. In this eye-opening video, we explore the surprising laws (and loopholes) that make Texas one of the easiest states to own exotic ...