A tourist hoping to capture a magical moment at Yellowstone National Park did so after correctly foreseeing the movement of a bison herd.

The clip allegedly showed a man wearing an orange vest guiding his boat to a bear cub in need of a helping hand.

Animals from completely different branches of the tree of life, such as insects, worms and vertebrates, independently evolved ...

Join us in this time-lapse of a fresh lemon slice rotting, sprouting, and growing into a young tree. The slice was cut from a store-bought lemon. It was then buried under soil. After 40 days, many ...