How do you track turtles that spend most of their time in muddy water and also look like rocks? It turns out, scientists have found a way to track such hidden animals using eDNA. Hosted by: Michael ...

An optical illusion is a fascinating visual trick that deceives the brain into seeing something different from reality. These illusions occur when the information our eyes send to the brain is ...

"There are many zoos I would like to see closed." —David Field, president of the World Association of Zoos and Aquariums There is increasing concern among zoo administrators, researchers, and ...