Get the latest Science News and Discoveries

How has Earth's core stayed as hot as the sun's surface for billions of years?


None

Get the Android app

Or read this on Space.com

Read more on:

Photo of Earth

Earth

Photo of Sun

Sun

Photo of S

S

Related news:

News photo

Europe's JUICE spacecraft is all ready to embark on an eight-year odyssey through the Solar System to find out whether the oceans hidden under the surface of Jupiter's icy moons have the potential to host extraterrestrial life

News photo

U.S. to test nuclear-powered spacecraft by 2027

News photo

The mysterious underwater avalanches reshaping Earth