Beware: It's not going to be easy to choose one favorite photo to win the Wildlife Photographer of the Year People’s Choice ...

How did the moons of Mars, Phobos and Deimos, form and evolve orbiting the Red Planet? This is what a recent study published ...

Lucy may be the best-known prehuman fossil in the world. But other famous fossils have given us important insight into our ...

"Maybe we didn't understand the universe as well as we thought," said astrophysicist Justus Gibson of CU Boulder.

The Sombrero galaxy, named for its resemblance to the Mexican hat, is about 30 million light-years from Earth.

Computer simulations suggest that Mars' puzzling moons, Phobos and Deimos, may have been formed from debris created when a ...

E very year the TIME photo department sits down to curate the strongest images that crossed our path over the previous 12 ...

The European Space Agency last week released four stunning high-res images that show the sun in all its fiery glory.

A new study into the origins of the two Martian moons tends to blends the two most popular explanations, supercomputers had a ...

The Martian moons Phobos and Deimos may be remnants of an asteroid that got too close to Mars and was destroyed by its ...

The first direct visualization of the shape of a photon has been created. These particles of light are impossible to ...

"The Midnight Ember Rose captivates with its striking black petals edged in fiery orange, creating a dramatic and mesmerizing ...