31/03/2011

Green toad inhabited Iberian Peninsula one million years ago

Although the green toad (Bufo viridis) can today be found all over Central Europe, Asia, Africa, and even on the Balearic Islands, it became extinct in the Iberian Peninsula at the end of the Early Pleistocene (1.1 million ...

China to raise rare earths production this year

(AP) -- China said Thursday it will increase this year's production quota for rare earths but gave no sign it might reverse plans to cut exports of the exotic metals needed by high-tech industry.

Japan disaster sparks social media innovation

(AP) -- As Japan grapples with an unprecedented triple disaster - earthquake, tsunami, nuclear crisis - the Web has spawned creativity and innovation online amid a collective desire to ease suffering.

Try failed stars for alien life

The search for alien life usually focuses on planets around other stars. But a lesser-known possibility is that life has sprung up on planets that somehow were ejected from their original solar systems and became free-floating ...

NIST 'noise thermometry' system measures Boltzmann constant

(PhysOrg.com) -- Researchers at the National Institute of Standards and Technology (NIST) have for the first time used an apparatus that relies on the "noise" of jiggling electrons to make highly accurate measurements of ...

Closer look at cell membrane shows cholesterol 'keeping order'

(PhysOrg.com) -- Cell membranes form the "skin" of most every cell in your body, but the ability to view them up close and in motion cannot be rendered by many experimental techniques. A team of scientists working at the ...

GREAT spectrometer readied for flight on SOFIA

(PhysOrg.com) -- Scientists recently completed a series of nighttime, ground-based testing of the German Receiver for Astronomy at Terahertz Frequencies, or GREAT, spectrometer in preparation for a series of astronomical ...

Creating green aviation technology

"Green" research has become a burgeoning field at NASA, and Ames Research Center in Moffett Field, Calif., is definitely on board. Scientists, engineers and researchers at Ames conduct a variety of green projects in relation ...

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