|Shit, where'd I leave my glasses?|
Tuesday, 13 March 2012
Travel to Mars, deform your pituitary gland...
Todays papers have been awash with the news that astronauts may suffer side effects from spending long periods of time in space; specifically, their eyesight may be damaged due to effects which appear similar to intracranial hypertension; i.e. increased pressure in the head. Their eyeballs have literally changed shape, making them more longsighted - which, in the case of those astronauts who started off with short sight, has actually improved their vision.