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TECH SPACE HUMAN EARTH HISTORY ANIMALS ADVENTURE VIDEO View Online Collapsing Cosmic Clouds Birth Black Hole Monsters Supermassive black holes occupy all known galaxies, but astronomers have little idea how they formed. Now space telescopes have found a clue. READ MORE Farmed Salmon Get Depressed Farmed Atlantic salmon often suffer from such high levels of stress and depression that many become lethargic and essentially give up on life, finds new research. READ MORE WATCH VIDEO: Why Do We Go to Antarctica? Find out what we're discovering about the ice continent. Why Antarctic Sea Ice Isn't Shrinking Winds, currents and seafloor features may be responsible for keeping Antarctica's sea ice intact. READ MORE WATCH VIDEO: How Fish Farms Feed Their Captive Catch Here's the good, bad and ugly behind fish farms. Dreaded Turbulence: What Makes Flights Bumpy Most of us probably breathe a sigh of relief when the captain promises "a smooth ride." But, as DNews explains, turbulence is no big deal. WATCH Follow Discovery News on Facebook! Get your sci-tech headlines all day on Twitter too! At Discovery Communications, we value your privacy. If you would like to be removed from future communications like this, please click here. Privacy Policy Discovery Communications, LLC One Discovery Place Silver Spring, MD 20910 © Copyright 2016 Discovery Communications, LLC