20/04/2005

'Nano-bumps' could help repair clogged blood vessels

Biomedical engineers at Purdue University have shown that "vascular stents" used to repair arteries might perform better if their surfaces contained "nano-bumps" that mimic tiny features found in living tissues. The researchers ...

Signs Of Alien Asteroid Belt

NASA's Spitzer Space Telescope has spotted what may be the dusty spray of asteroids banging together in a belt that orbits a star like our sun. The discovery offers astronomers a rare glimpse at a distant star system that ...

Digital flag furled for home networks

Fox Entertainment Group and IBM are working together on technology that will allow home networks to show copy-protected TV shows, while restricting the shows to their home market. Central to the issue is a broadcast "flag" ...

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