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Small asteroids can explode without warning, study warns

Most of us imagine asteroids as giant space rocks that can cause catastrophic damage if they hit Earth. But a new study published in Nature...

Mars could once have had an ozone shield like Earth, study finds

Scientists studying the harsh winter at Mars’s north pole have uncovered surprising conditions inside the planet’s polar vortex—an enormous, swirling current of air that...

Scientists discover surprisingly slow winds from a neutron star

Astronomers using the new X-Ray Imaging and Spectroscopy Mission (XRISM) have discovered that the fierce winds blowing from matter spiraling into a neutron star...

How the Milky Way’s spiral arms shaped life on Earth

New research from Curtin University suggests that Earth’s history isn’t just written in rocks—it’s also written in the stars. A team of scientists has discovered...

Astronomers spot Einstein Cross that shouldn’t exist

Astronomers have made a discovery that looks like something out of science fiction: a rare “Einstein Cross” with an extra image that shouldn’t exist. This...

Scientists uncover shocking proof of ancient space disaster over North America

Around 13,000 years ago, something dramatic happened on Earth. Mammoths, mastodons, and many other giant animals suddenly disappeared. At the same time, the Clovis people—famous for...

Does the multiverse explain the nature of the universe

One possibility to explain the constants of nature is that there’s more than one universe. That we live in a multiverse, with each different universe...

Astronomers catch a planet in the act of being born

Protoplanets are celestial objects in the act of forming into full planets within the gas and dust disks surrounding hot, young stars. These objects, often...

An exploding black hole could be seen within the decade, study finds

For decades, physicists have suspected that black holes might not last forever—that at the very end of their lives, they could explode in bursts...

Astronomers witness a one-of-a-kind cosmic explosion

Astronomers have detected a cosmic explosion unlike anything ever seen before—an event that could point to a rare type of black hole long suspected...