13/12/2007

Sshhh, it's listening: totally new computer interfaces

Keyboards are a necessary part of today’s computers, right? Maybe not for much longer. A group of European scientists have used acoustic sensors to turn wooden tabletops and even three-dimensional objects into a new type ...

As waters clear, scientists seek to end a muddy debate

Geologists have long thought muds will only settle when waters are quiet, but new research by Indiana University Bloomington and Massachusetts Institute of Technology geologists shows muds will accumulate even when currents ...

Reversible data transfers from light to sound

As a step towards designing tomorrow's super-fast optical communications networks, a Duke University-led research team has demonstrated a way to transfer encoded information from a laser beam to sound waves and then back ...

Experiments reveal unexpected activity of fuel cell catalysts

Researchers at the U.S. Department of Energy’s Brookhaven National Laboratory have unveiled important details about a class of catalysts that could help improve the performance of fuel cells. With the goal of producing ...

Immediate action needed to save corals from climate change

The journal Science has published a paper today that is the most comprehensive review to date of the effects rising ocean temperatures are having on the world’s coral reefs. The Carbon Crisis: Coral Reefs under Rapid Climate ...

Fish farms drive wild salmon populations toward extinction

A study appearing in the December 14 issue of the journal Science shows, for the first time, that parasitic sea lice infestations caused by salmon farms are driving nearby populations of wild salmon toward extinction. The ...

MicroRNA regulates cancer stem cells

One of the biggest stories in cancer research over the past few years has been, unexpectedly, stem cells. Not embryonic stem cells, but tumor stem cells. These mutated cells, which live indefinitely and can seed new tumors, ...

Wild chimpanzees appear not to regularly experience menopause

A pioneering study of wild chimpanzees has found that these close human relatives do not routinely experience menopause, rebutting previous studies of captive individuals which had postulated that female chimpanzees reach ...

page 2 from 4