13/08/2008

Networks of the Future: Extending Our Senses into the Physical World

(PhysOrg.com) -- The picture of a future with wireless sensor networks-webs of sensory devices that function without a central infrastructure--is quickly coming into sharper focus through the work of Los Alamos National Laboratory ...

MIT upgrades Sputnik-era antenna

(PhysOrg.com) -- A mammoth MIT antenna installed in 1957 as the first radar system to conduct space surveillance (it observed the Sputnik satellite) is poised for many more years of key observations thanks to a recently completed ...

Scientists show how DNA repairs may reshape the genome

Researchers at Duke University Medical Center and at the National Institute of Environmental Health Sciences (NIEHS) have shown how broken sections of chromosomes can recombine to change genomes and spawn new species.

Sky islands: metaphor or misnomer?

The term "sky islands" sounds intriguing, but it may be more lyrical than useful when discussing mammal distributions, according to new research from Eric Waltari of the Sackler Institute of Comparative Genomics at the American ...

Keeping an eye on the surroundings

Water is no passive spectator of biological processes; it is an active participant. Protein folding is thus a self-organized process in which the actions of the solvent play a key role. So far, the emphasis in studies of ...

Bringing Martian samples to Earth

New Rochelle, NY, August 13, 2008 – A critical component of NASA's Mars exploration program involves bringing planetary samples back to Earth for in-depth analysis, plans for which are detailed in the latest issue of Astrobiology, ...

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