One-two Particle Punch Poses Greater Risk For Astronauts

A study simulating radiation exposure conducted at the U.S. Department of Energy's Brookhaven National Laboratory and published in the September 2006 edition of Radiation Research found that human cells were three times more likely to develop properties similar to those in the initial stages of cancer when they were exposed to two types of high-energy particles in a short period of time.

[via ScienceDaily Headlines]

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