When people want to get taller, they wind up on Dr. Kevin Debiparshad's operating table for leg-lengthening surgery.

From fiery scarlet to subtle amber, these birds often flaunt this color for reasons beyond just looking pretty, many rely on ...

Fossils are providing more and more clues about how dinosaurs attracted one another and reproduced, which contributed to ...

They start as a downy ball of fluff on a remote New Zealand island. Then they fledge across the Pacific. Only a handful have ever been found again.