10 Ways Airports Are Getting Better

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10 Ways Airports Are Getting Better         Airports are adding greenery, spas, better food options, improved security lines and ways to unwind. Read More WATCH VIDEO: How Tiny Bugs Can Slow Down an Airplane Find out how tiny bugs can cause such a big problem for airlines. Ferguson: Why Do People Riot?         Mob psychology feeds a need to belong -- and police efforts can backfire. Read More WATCH VIDEO: Why Are Police Allowed to Use Lethal Force? With the controversy still simmering in Ferguson, Mo., we examine the use of lethal force by police officers. 'Cuddly' Marine Mammal Is a Brutal Killer         Mutilated marine mammals washing up on shores were brutally attacked by grey seals, a new study finds. Read More WATCH VIDEO: Dolphins Give Each Other Unique Names Dolphins are even smarter than we thought, using signature sounds for each other. New Egg Data Scrambles Dietary Thinking         Eggs are working hard to put their bad rap behind them. New research extolls the benefits of a daily egg or three. 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 © 2014 Discovery Communications, LLC