Radioactive materials are found naturally in the Earth. But even so, saying an area is radioactive can conjure up images of ...

Scientists found that the inner core’s structure changes as it rotates. It deforms at its border, potentially accumulating ...

There's a new race in space, but it's not where you might think. 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 ...

Trump speaking to Putin sent a potentially dramatic signal that Washington and Moscow could work to hammer out a deal to end ...

The phenomenon of a Full Moon arises when our planet, Earth, is precisely sandwiched ... Blue Moons aren’t truly blue. Very occasionally, atmospheric conditions such as recent volcanic eruptions ...

(TNND) — An unidentified Russian citizen was freed in exchange for Moscow's release of American history teacher Marc Fogel, ...

On this day 35 years ago, NASA's Voyager 1 spacecraft took a picture that changed how we see our planet. The iconic "Pale ...

"An asteroid this size impacts Earth on average every few thousand years and could cause severe damage to a local region," ...

Researchers have systematically detailed, step by step, how cognitive maps form in the brain's hippocampus -- a region responsible for learning and memory.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Scientists who just ...

An asteroid measuring as wide as 295 feet is possibly headed right toward Earth, but don’t run for cover just yet. A NASA-funded telescope in Rio Hurtado, Chile, first spotted the asteroid ...