A space odyssey: cosmic rays may damage the brains of astronauts
Friday, May 1, 2015 - 15:20
in Astronomy & Space
WASHINGTON (Reuters) - It may not be space debris, errant asteroids, supply shortages, thruster malfunctions or even the malevolent aliens envisioned in so many Hollywood films that thwart astronauts on any mission to Mars. It may be the ubiquitous galactic cosmic rays.