Idaho governor signs firing squad execution bill into law

A chair sits in the execution chamber at the Utah State Prison on June 18, 2010, after Ronnie Lee Gardner was executed by firing squad in Draper, Utah. (Trent Nelson/The Salt Lake Tribune via AP, Pool, File) A chair sits in the execution chamber at the Utah State Prison on June 18, 2010, after Ronnie Lee Gardner was executed by firing squad in Draper, Utah. (Trent Nelson/The Salt Lake Tribune via AP, Pool, File)

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How the lack of gravity in space impacts astronauts’ brain

What happens to the brain when you take gravity away? According to a new study looking at astronauts both before and after space travel, that experience causes physical changes that researchers believe requires at least three years between longer missions to recover from.

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