Mars is a cold, dry, desert-like planet. But billions of years ago, scientific evidence suggests that it had a thick ...

In a new book, NASA astrobiologist Caleb Scharf says the fate of life on Earth may hinge on leaving our planet behind ...

Traditionally, scientists believed that the charge polarity of the magnetosphere at the equator and the poles was the same, ...

Temperature records from measurements of oxygen isotopes in the ice reveal that this area experienced a gradual, long-term ...

NASA is monitoring five asteroids passing Earth in mid-November 2025. All objects are moving at safe distances from the planet. According to NASA’s tracking, these five asteroids routinely pass close ...

Forget a round Earth—what if our planet was a perfect cube? In this SpaceBalls episode, we explore one of the most mind-bending "what if" scenarios in science. The results are crazier than you think!

And because it extends into space, the geomagnetic field also protects orbiting spacecraft, including most satellites and the ...

As the United Nations COP30 climate change conference convenes in Belém, Brazil, the world's attention will turn to the heart of the Amazon rainforest—a region that symbolizes both hope and concern in ...

What's the best way to reveal what an exoplanet is made of? Wait for it to get gravitationally shredded and engulfed by its ...

An international team of geologists and paleontologists is pioneering a groundbreaking methodology to reliably determine the ...

The SpaceX launch of 29 Starlink satellites Monday night from Cape Canaveral Space Force Station broke an annual launch ...