The Icelandic Coast Guard rescued a humpback whale that had become caught in a net near Skagafjorder fjord in northern Iceland on Friday. Video footage shows the coast guard officers working to free the whale. Photo: Vimeo/Landhelgisgaeslan
Personal hygiene becomes very difficult when there's a lack of gravity. How do astronauts shave and brush their teeth in space? Trace breaks down the ways that astronauts take care of their bodies.