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Devin Powell Archive

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  • Icicle Shape Can Be Much Stranger Than Thought

    Published December 25, 2010

    Look out your window at the icicles beginning to grow on the edges of roofs and car bumpers, and you might think that all icicles are shaped the same -- long, straight and pointy. But Canadian scientists have found that subtle differences in wind and water can produce icicles with VERY strange shapes. 

  • Shark's Incredible Sense of Smell? Myth Found Fishy

    Published October 14, 2010

    Everyone knows that sharks have an amazing sense of smell. Toss a chunk of salmon into the shark tank at the Monterey Bay Aquarium in California, and you can see it in action. Or do they? New research indicates that's actually a myth. 

  • America Losing Science Brainpower Advantage, Says 'Gathering Storm' Report

    Published September 25, 2010

    The United States' ability to compete globally in science and technology is on a "perilous path," said a new report delivered Sept. 23 on Capitol Hill to a bipartisan group of policymakers, industry leaders, and academics.

  • Who's the Most Influential Tweeter?

    Published August 19, 2010

    With over 5.6 million followers each, Britney Spears and Lady Gaga are the most popular people followed on the social networking site Twitter. But they're not necessarily the most influential.

  • World Cup Security Uses Physics To Thwart Hackers

    Published June 21, 2010

    Quantum cryptography finds a public stage in Durban.

  • Adidas Shoots -- and Misses -- With New World Cup Ball

    Published June 09, 2010

    Every four years, a new official soccer ball is designed for and used during World Cup matches. And every four years, players -- and this time even scientists -- criticize the new ball. 

  • The Cow-a-Watt? Alt Energy Tech You've Never Heard Of

    Published June 02, 2010

    A congressional expo featured a roomful of vendors selling technologies based on renewable sources and energy efficiency, many unusual power sources most people have never heard of.

  • Food Fashion: Synthetic Molecule Blocks Tongue's Bitter Sensor

    Published May 28, 2010

    A recently discovered molecule -- codenamed GIV3727 -- is a bitter blocker containing just the right combination of carbon, oxygen, and hydrogen atoms to protect your tongue from bitter substances. It's part of the latest fashion in the food industry -- synthetic taste compounds.

     

  • A Wooden Magnet? Meet the Best Illusion of 2010

    Published May 12, 2010

    The best visual illusions of 2010 were announced during for the Sixth Annual Illusion of the Year Contest this week -- and the winner seems almost to defy gravity.

  • How to Find a Plane at the Bottom of the Ocean

    Published June 03, 2009

    John Perry Fish's company, American Underwater Search and Survey on Cape Cod, described the difficulties and procedures needed to find the remains of Air France flight.