Suitcase Nukes to Power Mars Colonies

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Suitcase Nukes to Power Mars Colonies         Nuclear fission reactors in space? Think less "building sized" and more "suitcase sized."  Read More WATCH VIDEO: Life on Mars Could the human race survive on Mars? Stealth Boat Glides Over Gas Layer         A sleek new boat uses a gaseous layer to skim over water with 900 times less friction. Read More WATCH VIDEO: Submarine Reaches New Depths This submarine could make repeated trips to the bottom of the ocean. Animals From Another Age: Photos         A look at animals that have persevered virtually unchanged through the ages and continue to thrive today. Read More WATCH VIDEO: Amazon River Monsters Eat lunch with some of the river's aquatic residents. Birds Changing Their Tune         Because of noise pollution, some birds are forced to sing at higher frequencies, making them less attractive.  Read More WATCH VIDEO: Crow vs Cat vs Cat What's going on in this viral video? 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 © 2010 Discovery Communications, LLC