Increased carbon dioxide uptake by the oceans might be making fish anxious, a new study suggests.

Astronomers have spotted what appear to be two supermassive black holes 3.8 billion light-years from Earth, circling each other like dance partners.

Male brains facilitate connectivity between perception and coordinated action. Female brains facilitate communication between the analytical and the intuitive.

When a mouse is trained to become afraid of a certain odor, his or her pups will be more sensitive to that odor as well. Researchers say that knowing how mouse parents can influence their descendants is a step toward understanding how human parents may pass some psychiatric disorders to their children.

A new algorithm could profoundly change the way we find photos among the billions on social media sites such as Facebook and Flickr.

It may be two inches long, lemon yellow, and the slowest-moving fish in the sea, but it’s also one of the deadliest predators the ocean has ever seen.

With proper coaxing, molecules in microgravity can assemble themselves into forms with surprising properties. This new NASA ScienceCast video explores the possibilities

Gas from a companion star is thought to feed a stellar-mass black hole’s voracious appetite, in the galaxy M101.

Crows, falcons. gannets, hummingbirds, macaws .... and turkeys. Here's what makes these six birds so cool

To learn more about how the brain can process multiple odors all at once, scientists trained locusts to respond to a specific smell.