01/04/2008

Scientists identify smallest known black hole

Using a new technique, two NASA scientists have identified the lightest known black hole. With a mass only about 3.8 times greater than our Sun and a diameter of only 15 miles, the black hole lies very close to the minimum ...

Study heats up 'snowball Earth' debate

Research by University Professor Richard Peltier of physics reveals that the Earth’s surface 700 million years ago may have been warmer than previously thought.

Impressive dress-rehearsal for Jules Verne ATV

Jules Verne ATV today approached the International Space Station to within 11 m of the docking port on the Russian Zvezda module. The approach was part of a second ATV demonstration day which clears the way for the first ...

Geologist decries floodplain development

Midwesterners have to be wondering: Will April be the cruelest month? Patterns in the Midwest this spring are eerily reminiscent of 1993 and 1994, back-to-back years of serious flooding, with the Great Flood of 1993 causing ...

Hypercubes Could Be Building Blocks of Nanocomputers

Multi-dimensional structures called hypercubes may act as the building blocks for tomorrow’s nanocomputers – machines made of such tiny elements that they are dominated not by forces that we’re familiar with every day, ...

China's economic boom sparks biological invasions

The rapid growth of China’s industrial and transportation infrastructure is helping to establish non-native species throughout that country and “setting the stage for potentially rampant environmental damage,” according ...

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