In today's video, we will be examining several of the most prominent sabre toothed cats who lived on the grasslands of the Pleistocene world our earliest ancestors were beginning to conquer. We will ...

At a site known as Natural Trap Cave, a team of scientists are rappelling down to uncover the secrets of what the Earth was ...

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