24/08/2012

Resistance evolution in weeds puts 2,4-D under the microscope

(Phys.org)—Researchers are investigating why a broadleaf herbicide used successfully to control weeds in agriculture for the past 60 years is now no longer effective against the crop weed, wild radish, in the Western Australian ...

Scientists explain scale of Japanese tsunami

Scientists at Cambridge University have developed a model that may show why some tsunamis—including the one that devastated Japan in March 2011ar—e so much larger than expected. The Japanese tsunami baffled the world's ...

Shaking the electron has strengthened quantum mechanics

Decays of atomic nuclei are potential sources of information on fundamental phenomena occurring in the quantum world. Unfortunately, it is a rather difficult task to model such processes. However, NCBJ physicists have successfully ...

Robot NICO learning self awareness using mirrors

(Phys.org)—Self awareness is one of the hallmarks of intelligence. We as human beings clearly understand that we are both our bodies and our minds and that others perceive us in ways differently than we perceive ourselves. ...

New satellite data on melting of Himalayan glaciers

(Phys.org)—There is consensus among scientists that the glaciers in the Himalayas and Tibet are shrinking, but there is disagreement on the extent of the shrinkage because of the difficulty in interpreting satellite data. ...

Almost half of Americans yawn over 4G LTE

Who needs faster wireless networks? Nearly half of US consumers say they don't. A new survey finds that nearly half of U.S. consumers feel they just do not need 4G LTE. "Colossal power!" "Scorching speed!" "Take your office ...

Making crowdsourcing easier

Crowdsourcing is a technique for farming out labor-intensive tasks over the Internet by splitting them into small chunks that dozens, hundreds or even thousands of people complete at their desks for a few cents each.

Researchers put a uranium trophy in the cabinet (w/ Video)

(Phys.org)—Researchers at the University of Nottingham have published findings in the leading journal Science that show it is possible to prepare terminal uranium nitride compound which is stable at room temperature and ...

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