Budget cuts may ax powerful telescopes

U.S. federal science officials said budget constraints may force the closure of the Arecibo dish and the Very Long Baseline Array telescope network.

Japan: China must commit on global warming

Japan's chief negotiator at the Kyoto conference in Nairobi Monday called on China to let the United Nations know what it is doing about greenhouse gases.

Map shows new patterns of extinction risk

British researchers said geographical areas with high numbers of endangered species from one group don't necessarily have high numbers from others.

Green Plants Share Bacterial Toxin

A toxin that can make bacterial infections turn deadly is also found in higher plants, researchers at UC Davis, the Marine Biology Laboratory at Woods Hole, Mass. and the University of Nebraska have found. Lipid A, the core ...

BaBar Steadies Omega-minus Spin

If you snatch a copy of the Particle Data Book from your colleague's back pocket and flip to the entry for the Omega-minus particle, you'll see that the very first line says the spin is "not yet measured." That entry may ...

Scientists Crack Rhino Horn Riddle

Rhinoceros horns have long been objects of mythological beliefs. Some cultures prize them for their supposed magical or medicinal qualities. Others have used them as dagger handles or good luck charms. But new research at ...

Nanoparticle Probes Light Up Cancer Cells

Cancer biologists are always on the lookout for new methods of studying the effects that drug therapy has on malignant cells. Now they have a new tool – silver nanoparticles, embedded in nanoscale silica spheres, which ...

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