The Chocolate Hills are 1,776 mounds on Bohol Island in the Philippines where grassy cover turns brown during the dry season.

By harnessing electron-beam patterning to control the swelling and contraction of a soft polymer, researchers created a ...

What could be more calming than watching silvery fish behind glass? However, before you set up a small, dazzling underwater world in your own four walls, you should clarify a few basic questions. The ...