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Mars orbiter captures Red Planet scar that's longer than the Grand Canyon (image)
By Victoria Corless published
ESA's Mars Express orbiter has captured images of a huge crevice on Mars that looks awfully like a "scar" from above.

Extreme wildfires are on the rise globally, powered by the climate crisis
By Calum Cunningham, David Bowman, Grant Williamson published
Wildfires are the new "polar bear."

NASA's vision of a moon-orbiting space station comes to life in new 3D video
By Rahul Rao published
NASA plans to build a moon-orbiting space station in the future, and just released a comprehensive video of its vision.

Boiling rocks from Earth's crust tore an ocean into Mongolia 410 million years ago
By Stephanie Pappas published
An ocean that opened up in what is now Mongolia 410 million years ago was created by a hot upwelling of rock known as a mantle plume.

Under the moon's surface, magnetized lava may create 'lunar swirls'
By Samantha Mathewson published
Mysterious swirling patterns seen on the moon's surface may be linked to underground magma activity, a new study suggests.

Earth's upper atmosphere could hold a missing piece of the universe, new study hints
By Paul Sutter published
Mysterious dark matter could slosh over our planet like a wave. If it does, it may produce telltale radio waves in Earth's atmosphere, new theoretical research suggests.

We could terraform Mars with desert moss — but does that mean we should?
By Victoria Corless published
A desert-dwelling moss could survive the extremes of a Martian environment and bounce back every time.

How many people have walked on the moon?
By Mark Smith last updated
Reference Only a handful of people have ever set foot on the moon. We take a look at this super exclusive club, who they were, and what enabled them to make that incredible journey.
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