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The strange physics of absolute zero and what it takes to get there

14 December 2022

Weird things happen down at -273°C, the coldest possible temperature. Now we're building quantum fridges, which could make things even weirder

5 impossible things the laws of physics might actually allow

3 May 2017

On the face of it, things like teleporters and invisibility cloaks shouldn’t exist – but loopholes in what physics allows means things aren’t always that simple

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The strange physics of absolute zero and what it takes to get there

5 impossible things the laws of physics might actually allow

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