News tagged with negative charge


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Financial instruments could be spiked with unfindable risks

Financial instruments could be spiked with unfindable risks

Other Sciences / Economics

created 12 hours ago | popularity 5 / 5 (2) | comments 3

(PhysOrg.com) -- In a result that may have implications for financial regulation, researchers from computer science and economics have revealed potentially impenetrable problems with the pricing of financial ...


Ski Runs Are Not Created Equal

Space & Earth / Environment

created 13 hours ago | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- Building a new ski run by bulldozing a mountainside rather than only cutting its shrubs and trees is far more damaging ecologically, yet might offer only a week's earlier start to the downhill season, says ...


Depression saps endurance of the brain's reward circuitry

Medicine & Health / Neuroscience

created 14 hours ago | popularity 4.8 / 5 (4) | comments 0

A new study at the University of Wisconsin-Madison suggests that depressed patients are unable to sustain activity in brain areas related to positive emotion.


Discovering addiction clues could help smokers kick the habit

Discovering addiction clues could help smokers kick the habit

Medicine & Health / Health

created 15 hours ago | popularity not rated yet | comments 0

(PhysOrg.com) -- If you've ever tried to quit smoking, understanding how you got hooked in the first place probably seems irrelevant. But University of Nebraska-Lincoln psychologist Rick Bevins believes those ...


A dolphin swims off the coast of Rangiroa

Oceans becoming noisier thanks to pollution -- report

Space & Earth / Environment

created Dec 20, 2009 | popularity 4 / 5 (4) | comments 3

The world's oceans are becoming noisier thanks to pollution, with potentially harmful effects for whales, dolphins and other marine life, US scientists said in a study published Sunday.


Computer scientists develop technique to improve helpfulness of user-generated online reviews

Technology / Computer Sciences

created Dec 18, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- Irish computer scientists have developed a system to improve the helpfulness of online customer reviews. In recognition of the quality of their work, the group received a distinguished paper award at the ...


Panasonic Starts Mass-Production of High-Capacity 3.1 Ah Lithium-ion Battery

Technology / Energy

created Dec 18, 2009 | popularity 2 / 5 (2) | comments 2

Panasonic Corporation developed a 18650-type high-capacity 3.1 Ah lithium-ion battery and began mass production of the battery this December. The new 3.1 Ah battery has a nickel positive electrode and an energy density of ...


Light-Driven Nanorod Could Roll on Water

Light-Driven Nanorod Could Roll on Water

Nanotechnology / Nanophysics

created Dec 18, 2009 | popularity 4 / 5 (9) | comments 1

(PhysOrg.com) -- In a recent study, researchers have examined the possibility of rolling a nanorod on the surface of water. On the macroscale, perhaps the closest analogy might be the sport of logrolling, ...


Mobile tech 'can replace cheques'

Mobile tech 'can replace cheques'

Technology / Hi Tech

created Dec 18, 2009 | popularity not rated yet | comments 2

(PhysOrg.com) -- With cheques due to be phased out in the UK by 2018 new security technology developed at Oxford University could offer a replacement, allowing people a secure way to pay in almost any situation.


New study finds gender divide in children's use of cell phone features (w/ Video)

Other Sciences / Social Sciences

created Dec 17, 2009 | popularity 3 / 5 (2) | comments 0

It's a given that many children will ask their parents for cell phones this Christmas. Now, a recent study by University of Alabama at Birmingham (UAB) sociologist Shelia Cotten, Ph.D., finds that the way the kids will use ...



List of search results for negative charge