Scientists are sending human muscle tissue to the International Space Station to find out why it weakens in zero-G. It follows decades of research into the physical consequences of travelling out of the atmosphere, with astronauts experiencing temporary ageing-like effects.

Final preparations are underway for the much-anticipated, and very delayed, launch of Nasa’s most powerful telescope ever on Christmas Eve. The James Webb was due to head into space in 2007, but technical problems have led to it remaining firmly on Earth.

Also, the Omicron variant’s ability to dodge vaccines may be the reason it’s less effective at harming people’s lungs; apparently, not even Microsoft itself can get hold of an XBox Series X right now and why the biggest creatures ever to walk the earth may have been cold-blooded like lizards.

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