American Institute of Physics

'Valley Girl' dialect expanding to males

The American English speech variant known as uptalk, or "Valley Girl speak" – marked by a rise in pitch at the ends of sentences – is typically associated with young southern Californian females. New research shows uptalk ...

Dec 04, 2013
3.8 / 5 (4) 0

Climate control in termite mounds

When they make their way into homes, some species of termites can be destructive pests. Their fungus-harvesting relatives in Africa and Asia, however, are known for their construction prowess, collectively ...

Nov 25, 2014
5 / 5 (3) 0

Slip-and-slide power generators

Researchers from Vestfold University College in Norway have created a simple, efficient energy harvesting device that uses the motion of a single droplet to generate electrical power.

May 24, 2012
4.7 / 5 (3) 1

Predicting a die throw

Vegas, Monte Carlo, and Atlantic City draw people from around the world who are willing to throw the dice and take their chances. Researchers from the Technical University of Lodz, Poland, have spotted something predictable ...

Sep 12, 2012
4.7 / 5 (3) 4

Key factors for wireless power transfer

What happens to a resonant wireless power transfer system in the presence of complex electromagnetic environments, such as metal plates? A team of researchers explored the influences at play in this type of situation, and ...

Jul 31, 2013
4.7 / 5 (3) 1

The secret of fertile sperm

To better understand the causes of male infertility, a team of Bay Area researchers is exploring the factors, both physiological and biochemical, that differentiate fertile sperm from infertile sperm. At ...

Feb 18, 2014
4 / 5 (3) 0