Sleep: Could We Ever Get by Without It?

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Sleep: Could We Ever Get by Without It?         Can the brain recharge on less rest -- or do we actually need more? Read More WATCH VIDEO: Sleep Loss Screws Your Genes Sleep deprivation can really mess you up in lots of ways, and the effects may run even deeper than you thought. Starfish See With Eyes on Their Arms         Starfish have eyes on their arms that help them to see their beautiful and food-rich coral reef environment. Read More WATCH VIDEO: Giant Squid: King of the Ocean At last, researchers have captured footage of the giant squid. How is it different from other big squid? Unhealthiest Restaurant Meals in America         These gut-busting, heart-clenching menu items best be avoided next time you're dining out. Read More WATCH VIDEO: Why Junk Food is Addictive Junk food works on our brain like a drug, and that's no exaggeration! Find out how to break the habit! Orgasm in Your Foot! Video         Spontaneous orgasms ... from your foot?! It happened to one woman. DNews looks at what caused this exceptionally rare disorder, and what doctors had to do to end it. Watch Follow Discovery News on Facebook! Get your sci-tech headlines all day on Twitter too! Follow us @Discovery_News. At Discovery we value your privacy. If you would like to be removed from Discovery News emails like this, please click here to our subscription center, where you can manage your account. We recently updated our privacy policy. This policy is effective as of 10/30/07. To see new policy click here . Discovery Communications, LLC One Discovery Place Silver Spring, MD 20910 © 2013 Discovery Communications, LLC