The Valentine's Day northern lights will largely be visible in Canada and Alaska, but a few northern-most states may see the ...

A new study highlights how life possibly evolved prior to and during the rise of Earth’s oxygenated atmosphere.

A new study rewrites the story of human evolution, suggesting that intelligent life is not rare but a natural planetary ...

Engaging articles, breathtaking images and expert knowledge Issues delivered straight to your door What would happen if Earth ...

At the surface, Mars is a desolate, barren world with a rocky landscape, massive dust storms and extreme temperature swings.

But now, a team led by Rodney Ruoff at the Institute for Basic Science in Ulsan, South Korea, has shattered this paradigm, ...

A fresh blast of solar wind is set to enhance aurora activity just in time for Valentine's Day. If conditions are right, the ...

Every state but Hawaii, California and Florida is likely to get a taste of wind chills of 20 degrees or colder.

Bennu, a rocky object classified as a near-Earth asteroid, has a one-in-2,700 chance of colliding with Earth, a study has ...

Countless celestial objects traverse the cosmos, each with its own unique characteristics and potential impact, literally, on Earth. Among ...

It's happening close to home – in the nearest bit of space, right on the edge of Earth's atmosphere. High in the skies of Earth, a new space race is underway. Here, just above the boundary where ...

In a rare "time-critical" decision, the James Webb Space Telescope will study the true size of the "potentially hazardous" ...