Samantha Mathewson

Ever get in trouble for daydreaming in class or during a meeting at work? Try telling your teacher or boss this: Daydreaming may be a sign of intelligence and creativity, a new study finds.

Your dog may be trying to tell you something. From an inquisitive head tilt to "puppy dog eyes," the expressions of our canine companions may be their attempts to communicate, a new study finds.

Mounting evidence suggests it's hard to imagine our solar system without the unseen world dubbed Planet Nine.

As the saying goes, beauty is in the eye of the beholder — but People magazine may play a big role, too.

When it comes to understanding how someone truly feels, it may be best to close your eyes and just listen, a new study shows.

Examining how bacteria grow in confined conditions on board spacecraft will help keep astronauts healthy during long-term space missions, such as a trip to Mars.

Find out what the Aug. 21 total solar eclipse will look like from anywhere on the planet with a new interactive, 3D simulation from NASA.

With the total solar eclipse on Aug. 21 only a few weeks away, astronomers have revealed what skywatchers can expect to see as the sun disappears behind the moon.

Ancient volcanic deposits on the moon reveal new evidence about the lunar interior, suggesting it contains substantial amounts of water.

On Aug. 21, 2017, a total solar eclipse will cross the continental U.S. and briefly cast a shadow over 21 of the nation's national parks.

Astronomers spotted a peculiar burst of bright X-rays in a distant area of the universe, and they're not quite sure where it came from.

NASA's Cassini spacecraft sends its love this Valentine's Day with photos of Saturn’s beautiful rings, moons and polar vortex.

NASA's Hubble Space Telescope has detected several comets diving toward a young star about 95 light-years from Earth.

Dust particles on the lunar surface appear to "levitate," as there is no wind or flowing water on the moon to otherwise transport the particles, new research shows.

The "New Years' Eve Comet" that's been streaking across the sky this December isn't the only otherworldly visitor ringing in the New Year in Earth's neighborhood.

A striking new image from the Hubble Space Telescope captures an extremely detailed view of the galaxy NGC 4696 and the tangled, thread-like filaments stretching from its bright galactic core.