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George Adcock

Contributing Editor·Senior Writer
Contributions: 86
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Member since:
September 23, 2008

  • The Eleventh Dimension--String Theory, Supersymmetry and Super Gravity

    The development of string theory has caused an upheaval in subatomic physics. While problems with the theory remain, it seems to answer many questions left open by the Standard Model. Perhaps most importantly, it predicts the particle that carries gravity...
    Published on  May 20, 2011 to Space

  • The Mercury Missions

    American manned spaceflight began with two quick testing of the waters dips on suborbital flights aboard the Mercury Redstone. Then, atop the more powerful Mercury Atlas, four Astronauts spent ever increasing time orbiting the Earth.
    Published on  May 19, 2011 to Space

  • At 70-1/2 Your Simple IRA Contributions Must Stop

    The contribution age limit for a simple IRA is 70-1/2. You cannot contribute funds after that age. Also, you must begin taking distributions then. The amount you must take is determined by the amount in your account and your age. The IRS uses a specific...
    Published on  May 2, 2011 to Investing

  • A Guide to the Best Coin Investments

    Collecting coins can be fun. It can also be profitable. There are many coins that have soared in value over the years. Some have sold at auction for hundreds of thousands of dollars. There are some best coins to invest in, but which ones depend on your...
    Published on  April 23, 2011 to Investing

  • Uses of Reaction Wheels on Satellites

    In science fiction’s golden era, giant spaceships were maneuvered with massive gyroscopes. Attached to the ship, when a force was applied, the precession of the gyroscope was transferred to the ship, causing it to rotate in pitch, yaw and roll....
    Published on  April 17, 2011 to Space

  • Astronomers Find a Gamma Ray Universe

    Astronomers have recently gotten a new view of the Universe—with gamma rays. Seen in this way, the Universe is a different place than the visual Universe we see with our eyes. There are structures and formations that are unseen normally. The gamma...
    Published on  March 30, 2011 to Space

  • Understanding Superfluid Found in Neutron Star's Core

    Neutron stars are strange creatures. One teaspoon weighs a billion tons. Now, the Chandra X-Ray telescope has discovered they are even more weird. It appears that in their center they are liquid. Not a liquid as we know it, but a superfluid—with...
    Published on  March 9, 2011 to Space

  • Hubbble Finds Farthest and Oldest Galaxy

    The Hubble Space Telescope has imaged the farthest galaxy yet seen. It is 13.2 billion light years away. That means it is 13.2 billion years old. It was being formed less than 500 million years after the Big Bang.
    Published on  February 19, 2011 to Space

  • Sterile Neutrinos: Are They Dark Matter?

    Physicists believe they may have found the culprit that produces the phenomena we ascribe to Dark Matter. It’s not proven yet, but the evidence is growing. The culprit is a fourth type of neutrino. This fourth is called a ‘sterile neutrino’...
    Published on  January 23, 2011 to Space

  • CERN Recreates Big Bang

    In a landmark experiment at CERN with the Large Hadron Collider, scientists have recreated conditions that existed just nanoseconds after the big bang. Using heavy lead ions rather than light hydrogen ions, the results offered some surprises, and put...
    Published on  December 28, 2010 to Space

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