Four climbers went up and down Everest in under a week with the help of xenon gas—a record-breaking ascent that has ignited ...

A British expedition summited Everest in days while supplementing xenon. Is it the secret ingredient mountaineering has been ...

Chemical rockets have powered humanity’s journey into space for decades. Their explosive thrust is essential for launch, but in the vacuum of space, these systems quickly burn through fuel, making ...

Most people who are allergic to cats aren’t reacting to the fur—they’re reacting to a protein in cat saliva called Fel d 1.

The next waypoint on Psyche's voyage will be a flyby of Mars in May 2026. Officials expect Psyche to keep that date, which is ...

Forces of tourism on one hand and climate change on the other are posing huge challenges for these marginal environments.

Anthony 'Staz' Stazicker has told how he and his crew of fellow SAS veterans were ambushed by an avalanche as they navigated Mount Everest's Khumbu Icefall.

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This explorer spacecraft is heading to a rare asteroid with a naked metal core. It could hold clues to how Earth began ...

China could change aviation forever. While the country is in the forefront of vehicle invocation, this new plasma-powered ...