Calgary officers cleared after drunk driver flees traffic stop, hits and kills pedestrians

Calgary police tape cordons off the scene of a deadly crash on 17th Avenue S.W. on Dec. 12, 2020.  Calgary police tape cordons off the scene of a deadly crash on 17th Avenue S.W. on Dec. 12, 2020.

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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.