Can humans survive on Mars? Scientists fear RADIATION threatens NASA Mars missions NASA astronauts who could one day head to Mars will be exposed to incredibly high doses of radiation – a risk that could jeopardise the safety of future Mars missions. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Yellowstone volcano WARNING: Experts reveals 'WEAK point' that could SPARK eruptionTrilobites: Celebrating Lunar New Year and the Diversity of the World’s CalendarsBasics: The Deadliest Quake of 2018 Was Also the Fastest EverThe Cycle: Drinking While Pregnant: An Inconvenient TruthAsteroid which wiped out dinosaurs contains alien metals which could CURE CANCERRussia creating HYPERSONIC space drone for first unmanned flight in 2023