12/06/2007

Tether Origami

NASA is joining a Japanese team in a space experiment that uses reverse origami to show the way to help keep satellites in their proper orbits, or to return spent rocket stages quickly to Earth.

Mathematical model improves reactor efficiency

During his PhD project at Eindhoven University of Technology, Dutch researcher Vinit Chilekar developed a mathematical model for the design of a so-called slurry bubble column. That is a reactor for large-scale chemical processes, ...

Nokia N77 multimedia computer starts shipping

Finland is the first to experience optimized mobile TV with the Nokia N77 multimedia computer. Later this month also Vietnam and India will start shipments of the Nokia N77. Consumers will now be able to keep up to date with ...

Fruit Bats are not 'Blind as a Bat'

The retinas of most mammals contain two types of photoreceptor cells, the cones for daylight vision and colour vision, and the more sensitive rods for night vision. Nocturnal bats were traditionally believed to possess only ...

Matter Flashed at Ultra Speed

Using a robotic telescope at the ESO La Silla Observatory, astronomers have for the first time measured the velocity of the explosions known as gamma-ray bursts. The material is travelling at the extraordinary speed of more ...

CT scan reveals ancient long-necked gliding reptile

The fossilized bones of a previously unknown, 220 million-year-old long-necked, gliding reptile may remain forever embedded in stone, but thanks to an industrial-size CT scanner at Penn State's Center for Quantitative Imaging, ...

NASA satellites watch as China constructs giant dam

Some call it the eighth wonder of world. Others say it's the next Great Wall of China. Upon completion in 2009, the Three Gorges Dam along China’s Yangtze River will be the world's largest hydroelectric power generator ...

First buoy to monitor ocean acidification launched

The first buoy to monitor ocean acidification has been launched in the Gulf of Alaska. Attached to the 10-foot-diameter buoy are sensors to measure climate indicators.

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