X-ray

05.02.16
Two black holes are defying the limits of science
05.02.16 in

Two black holes are defying the limits of science

They're chewing up companion stars faster than physics would normally allow.

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10.02.15
The dark side of Rosetta's comet is icier than expected
10.02.15

The dark side of Rosetta's comet is icier than expected

What lies just beneath the surface of the comet? Um, just ice, actually.

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