Build a robot finger and discover how your bodies move! We walk you through setting up this activity step-by-step. | Mystery Science

9 Mysterious Discoveries Scientists Can't Explain | The Best Science Videos

A aerial scan of the jungle shows evidence of ancient civilization, but explorers on the ground don't see the pyramid until it was in front of them. Is this site the lost city of El Dorado? | Science Channel

Why can’t the world’s greatest minds solve the mystery of consciousness? Philosophers and scientists have been at war for decades over the question of what makes human beings more than complex robots | The Guardian