12 Passwords to Foil Hackers

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12 Easy-Peasy Passwords Designed to Foil Hackers         What could be simpler than a password you never have to memorize? Read More WATCH VIDEO:  Hackers vs. Cyber Criminals What's the difference between hacking and cyber crime? Alien Life 'Inevitable' and We Could Detect It Within 20 Years         Seeking out alien biosignatures in exoplanetary atmospheres will be a key priority for the next generation of space telescopes. Read More WATCH VIDEO: Planetary Protection Officer John D. Rummel protects Earth from alien life, as well as alien life from Earth. Some Sharks Think Humans Are Birds         Kite surfers could be at particular risk for such confusion, and once a shark successfully kills a person, it may go back for more. Read More WATCH VIDEO: Shark Attack! Tips to Fight Back Learn a few insider tips on what to do in the event of a shark attack. Are We on the Brink of Mass Extinction #6?         Some scientists are arguing that humans today are wiping out animal species at a rate that matches up with past mass die-offs. Is the end nigh? 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