16/11/2007

Remote-control nanoparticles deliver drugs directly into tumors

MIT scientists have devised remotely controlled nanoparticles that, when pulsed with an electromagnetic field, release drugs to attack tumors. The innovation, reported in the Nov. 15 online issue of Advanced Materials, could ...

Local sources major cause of US near-ground aerosol pollution

A new NASA study estimates that most ground-level particulate pollution in the United States stems from regional sources in North America and only a small amount is brought to the country from other parts of the world.

Drive Safely or Give Up the Keys?

How does an aging driver know when it’s time to give up the keys? What can be done to maximize the safety of older drivers? These are just two of the questions to be studied by a team at the Trauma Epidemiology and Injury ...

Spacewalkers to Hook Up Harmony at its New Location

A 6-hour, 40-minute spacewalk by International Space Station Commander Peggy Whitson and Flight Engineer Dan Tani will begin the external outfitting of the Harmony node in its new position in front of the U.S laboratory Destiny.

Evolutionary comparison finds new human genes

Using supercomputers to compare portions of the human genome with those of other mammals, researchers at Cornell have discovered some 300 previously unidentified human genes, and found extensions of several hundred genes ...

Midwest governors endorse renewable energy

Governors from nine Midwest states meeting in Wisconsin have signed a pact to cut greenhouse gas emissions and promote renewable energy.

Molecular chords

Max Planck researchers have for the first time analyzed the frequency of molecular resonance, in the same way as musicians analyze the notes of a chord. Their results have even been made audible.

The Moon and Europe -- Rosetta OSIRIS images

As Rosetta closed in on Earth, swung by and then left on its course again, several instruments on the spacecraft were busy taking snaps. As it swung away, the OSIRIS camera also caught glimpses of the Moon.

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