Teen seriously injured in Riviere-des-Prairies stabbing, two teens arrested

A Montreal Police badge is shown during a news conference in Montreal, Monday, Oct. 7, 2019. THE CANADIAN PRESS/Graham Hughes A Montreal Police badge is shown during a news conference in Montreal, Monday, Oct. 7, 2019. THE CANADIAN PRESS/Graham Hughes

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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.