WestJet pilots to launch strike authorization vote as negotiations fizzle

A pilot taxis a Westjet Boeing 737-700 plane to a gate after arriving at Vancouver International Airport in Richmond, B.C., on February 3, 2014. THE CANADIAN PRESS/Darryl Dyck A pilot taxis a Westjet Boeing 737-700 plane to a gate after arriving at Vancouver International Airport in Richmond, B.C., on February 3, 2014. THE CANADIAN PRESS/Darryl Dyck

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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.