"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if ...

Two Americans and astronauts from Japan and Russia landed in a SpaceX capsule in the Pacific Ocean after a medical issue ...

Particles from Earth’s atmosphere have been carried into space by solar wind and landing on the moon for billions of years, mixing into the lunar soil, according to a new study.

Our Sun’s outer atmosphere, the corona, is millions of degrees hotter than it should be, and no one knows why.

Four astronauts are set to depart the International Space Station Wednesday amid a health concern. The unprecedented early departure will leave behind a skeleton crew.

WASHINGTON— Conservation groups today brought new legal claims in an ongoing lawsuit challenging the Interior Department’s ...

As global officials confirm that 2025 was Earth's third-hottest year on record, a new poll shows Americans are sharply ...

A Pew Research poll shows partisan split over U.S. scientific leadership, with Democrats far more concerned about losing ...

Crystals hidden in Australia’s oldest rocks have revealed new clues about how Earth and the Moon formed. The study suggests ...

NASA’s first medical evacuation from space went smoothly with the four members of SpaceX Crew-11 splashing down in the ...

Sometimes to truly study something up close, you have to take a step back. That's what Andrea Donnellan does. An expert in Earth sciences and seismology, she gets much of her data from a bird's-eye ...

For the first time, the three-year average global temperature was more than 1.5 degrees C above preindustrial temps.