Life
Deepest land-dwelling microbes found at bottom of 5km hole in China
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sea life
Video
Avi Loeb: Is 鈥極umuamua extraterrestrial technology?
Video
Environment
Life found beneath Antarctic ice sheet 'shouldn't be there'
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Space
Avi Loeb interview: Could 鈥極umuamua be alien technology after all?
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Space
Dyson spheres: How to spot an alien megastructure
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Life
Water may be even more crucial to life than we thought
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Space
Weird radio beam probably isn鈥檛 aliens but it鈥檚 the best candidate yet
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Life
The curious case of the 鈥済lacier mice鈥 that seem to dance on ice
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Space
2020 in review: The hunt for life on Venus continues
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Life
How nature, nurture and sheer randomness combine to make a unique you
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Humans
Physics might create a backdoor to an afterlife 鈥 but don't bank on it
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Humans
You are stardust: The long view of when your existence really began
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