16/04/2010

ASU expert: Volcanic ash could disrupt travel for months

(PhysOrg.com) -- Because of a volcanic eruption in Iceland, air travel across much of Europe has been delayed or halted and could remain that way for sometime, says professor Jonathan Fink.

Family: Pa. school snared 1,000s of webcam images

(AP) -- A meeting is set Friday between lawyers for a Pennsylvania school district accused of spying on students through laptop webcams and lawyers for several families involved in a related lawsuit.

Lunar Polar Craters May Be Electrified (w/ Video)

(PhysOrg.com) -- As the solar wind flows over natural obstructions on the moon, it may charge polar lunar craters to hundreds of volts, according to new calculations by NASA’s Lunar Science Institute team.

The deep roots of inequality

To an economist, a map of southern Peru has a peculiar appearance. If you draw a line forming a kind of jagged oval, outlining a chunk of the Andes running from northwest to southeast, you have enclosed a region of relative ...

Microsensors without microfabrication

(PhysOrg.com) -- Miniature motion sensors are everywhere these days, detecting the orientation of cell phones, deploying air bags in cars and measuring stresses in buildings and mechanical systems. But manufacturing the sensors' ...

Stirring the ore pot with Chaos theory

(PhysOrg.com) -- Chaos theory could hold the key to making the in-situ leaching process a more effective ore extraction technique, according to a team of CSIRO Minerals Down Under Flagship scientists.

Volcanic Ash Research Shows How Plumes End up in the Jet Stream

(PhysOrg.com) -- A University at Buffalo volcanologist, an expert in volcanic ash cloud transport, published a paper recently showing how the jet stream, the area in the atmosphere that pilots prefer to fly in, also seems ...

Wisconsin Fireball Caught On Tape

(PhysOrg.com) -- A rooftop webcam at the University of Wisconsin-Madison captured the final seconds of a fireball's Wednesday, April 14 descent into the atmosphere. A fireball is a meteor, or "shooting star," that emits a ...

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