SPACE: Going to Mars? You Might Glow in the Dark When You Return
There are plenty of challenges to putting people on Mars, whether you look at the rocket, the astronaut or the planet itself. New data from one of the many spacecraft at work around Mars confirm just how dangerous a round-trip human journey would be by measuring the amount of radiation an astronaut would experience. Cosmic radiation is made up of incredibly tiny particles moving incredibly fast, nearly at the speed of light — the sort of phenomenon a human body isn’t very well equipped to withstand. That radiation travels across all of space, but Earth’s atmosphere buffers us from the … Read more