• Technology

    The Biggest Boom in the Universe

    By Abby Seiff Posted on 5.20.2008 4 Comments

    Meet pair-instability supernova SN2006GY, the most extraordinary explosion in the cosmos. Unlike its smaller, regular supernova cousins, which blast off the outer layers of a star and pack what remains into a neutron core or a black hole, the pair-instability supernova is a much more violent celestial finale. These events happen only in stars that are at least 150 times as large as our sun and result in total annihilation of the star. Astrophysicists contend that this type of eruption helped seed the cosmos with heavy metals like iron, a process that ultimately allowed planets to form.

  • Science

    The Zero-Emissions One-Wheeled Motorcycle

    By Abby Seiff Posted on 5.13.2008 53 Comments

    Uno Cost to Develop: $45,000 Time: 2 years Prototype | | | | | Product Just before his plane dipped into the clouds above Beijing International Airport two years ago, Ben Gulak caught the last clear view of the sun that he would see for two weeks. On the ground, the 17-year-old, who was on a family trip to China, quickly spotted a source for much of the thick haze hanging over the city: smog-spewing motorbikes. Thousands of them, everywhere. “Right then,” he says, “I decided that I wanted to create an alternative mode of transportation, something clean and compact.”



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December 2009: Best of What's New

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