Are You Living in a Police State?

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Signs You're Living in a Police State         Look for these 10 clues when deciding if your government is repressive. Read More WATCH VIDEO: Science Predicts Future Murders Researchers spot distinctions in the brains of criminals, and the implications are far-reaching. Toboggan Tracks on Mars?         Sledding slabs of dry ice, not seeping water, may be the cause of some very peculiar seasonal features on Mars. Read More WATCH VIDEO: 3 Questions: Mars We answer three tough questions about the Red Planet. Raise Edible Insects With This Kitchen Terrarium         A small, decorative pod consists of four individual sections developed to breed, grow and harvest protein-rich grasshoppers. Read More WATCH VIDEO: What Ancient Wine Tasted Like French wine was being made as far back as 425 B.C. Why Gravity Fluctuates on the Moon: Videos         We need gravity: It anchors us. But the gravity we experience on Earth is very different from the gravity on the moon and both, it turns out, can fluctuate due to a number of factors. 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