Modern continental rocks carry chemical signatures from the very start of our planet's history, challenging current theories about plate tectonics.

Venus, however, is a different story. Its crust is thicker—anywhere from 30 to 90 kilometers—and its surface is extremely hot ...

A devastating 7.7-magnitude earthquake has hit central Myanmar, with aftershocks causing structural damage as far as Bangkok.

New research is reshaping how scientists understand the earliest days of Earth’s formation—suggesting that the deep interior ...

Fossil fuels powered the industrial revolution. Would aliens need a similar power source to jump-start a technical revolution ...

But there's something else the now-very famous astronauts might notice, and that is that they're taller than before. Advert Butch Wilmore and Suni Williams jetted off to the ISS last year (Joe ...

What you chose to eat can make a big difference in the type of night you have. “Eating a really sugary snack before bed might leave you dramatically hungry in the morning or up at night with a ...

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Some onlookers claimed before and after photographs of Wilmore and Williams appeared to show them as gaunt and having perhaps lost weight while up in space. Williams couldn't walk when she came out of ...

The first images of the stranded NASA astronauts after their triumphant return to Earth have been released ... today may need more than a year before they feel entirely themselves again.

STORY: :: These four astronauts are on the first-ever mission to orbit Earth from pole to pole:: March 31, 2025:: NASA's Kennedy Space Center, Florida:: The SpaceX mission plans for 22 experiments ...

their mission back to Earth: Timeline, how to watch They're expected to splash down off Florida's Gulf Coast near Tallahassee later today. Need a break? Play the USA TODAY Daily Crossword Puzzle.