Moving at roughly 20,505 miles per hour along the distant world's equator, it’s the fastest known jet stream that wraps around a planet ...

Trump said that his administration has made "progress" in the Middle East, touting the ceasefire and hostage deal between Israel and Hamas that came together just days before Trump took office. Trump ...

As we take our daily walks along the Earth’s surface, there are secrets hidden under our feet. Just this week, research revealed that two ancient, massive islands are buried in the planet’s mantle.

Scientists think a small rock discovered near Earth last August was hurled into space by an ancient impact on the lunar surface.

C.E.O.s, policymakers and billionaires at the World Economic Forum’s conference have long pledged to fight climate change. Has it done any good?

Over 25 years ago, researchers discovered that some of these deep Earth reverberations pointed to the existence of two underground “super-continents” hundreds of miles beneath Africa and the Pacific ...

Angry Astronaut and Nextbigfuture commenter are making the case that SpaceX and Elon Musk must switch to nuclear thermal rockets to colonize Mars. I will ...

Continent-size islands deep inside Earth's mantle could be more than a billion years old, a new study finds.

G3 (ATLAS) showed off its spectacular tail plumage to NASA spacecraft when it flew close to the sun this month.

The sun is at the peak of its 11-year cycle. That means an uptick in solar flares will lead to more chances to see the northern lights over the next couple of years.

Chorus waves are mysterious, chirping signals produced by spiraling plasma inside our planet's magnetic field. But a new detection suggests scientists may understand less about them than first thought ...

At around 620 miles high, these subsurface “islands of rock” stand more than 100 times higher than Mount Everest’s summit of around 5.5 miles, ...