Deep Space Cosmic Radiation

Subscribe – http://goo.gl/wpc2Q1 During spaceflight we encounter the most deadly enemy of them all, radiation. Cosmic rays are immensely high-energy radiation, mainly originating outside the Solar System. Naked Science discovers the challenges humankind will have to overcome to journey to distant stars. One day we may face no choice but to leave Earth, forced by an ice age, pollution, or a meteorite, to find a new home elsewhere in the galaxy. The difficulties are daunting, humans evolved to live on Earth, not in space. Clip taken from our documentary “Spacemen”. Watch it here – http://youtu.be/iufM_-aKxDM