Two common bottlenose dolphins swim just under the surface of the waters of Skye, in Scotland. This image won the 11-14 Year Old category.
If every step taken, hour slept, and heartbeat can be measured, recorded, and analyzed, are we taking control of our health or losing the plot entirely?
"I've known many of them for their entire lives. And now I'm watching them kill each other," says one researcher.
Turns out there might be a very understandable reason why your cat leaves its bowl half-empty.
Googly eyes are apparently one of a gull's biggest fears.
The hectocotylus is both a reproductive and sensory organ, Harvard scientists and others have found.
Unlike most bugs, snow flies thrive in the cold—thanks to a baffling mix of genetic kinks that scientists never expected to find.
Photo: Ekaterina Bee / Wildlife Photographer of the Year 
