A percent chance of precipitation shows the probability there will be at least 0.01 inch of rain, snow or sleet at a given ...

NASA astronaut Don Pettit imaged the Large and Small Magellanic Clouds as the International Space Station cruised 260 miles ...

"We would have loved to find that Venus was once a planet much closer to our own, so it’s kind of sad in a way to find out ...

Test your knowledge on our solar system, from the biggest and smallest planets to the behemoth mountain on Mars.

Two new studies have revealed why some cats are orange — an enduring enigma of genetics, until now. Garfield, star of the ...

Understanding how new neurons affect brain function throughout adulthood can offer new approaches to treating epilepsy and ...

Feline behavior experts agree that cats use their tails as part of a broader system of body language to communicate a wide ...

A new federal order requires that U.S. dairies provide milk samples to the USDA so the agency can test the milk for bird flu ...

The astronaut and MIT engineer's monumental milestone was marred by misogyny: "Instead of being on cloud nine, I’m crying in ...

Turuchan pikas play all sorts of games, including swinging from branches, throwing food around and hiding them jumping out at each other.

A new laboratory study in mice suggests that primates like humans evolved large brains with a helping hand from microbes that ...

Pathogens have distinct electrical charges, shapes and sizes. Measuring how quickly they move through an electric field can ...