25/03/2013

'Metascreen' forms ultra-thin invisibility cloak

(Phys.org) —Up until now, the invisibility cloaks put forward by scientists have been fairly bulky contraptions – an obvious flaw for those interested in Harry Potter-style applications.

Breakthrough in race to create 'bio-batteries'

(Phys.org) —Scientists at the University of East Anglia have made an important breakthrough in the quest to generate clean electricity from bacteria.

Project seeks to harvest fog for irrigation

Fog has been billowing inside a small greenhouse on the University of Washington campus for the past month, but it doesn't arrive on little cat feet. It comes hissing out of high-pressure nozzles.

Scientists find Moon, asteroids share history

(Phys.org) —NASA and international researchers have discovered that Earth's moon has more in common than previously thought with large asteroids roaming our solar system.

Artifacts shed light on social networks of the past

(Phys.org) —Researchers studied thousands of ceramic and obsidian artifacts from A.D. 1200-1450 to learn about the growth, collapse and change of social networks in the late pre-Hispanic Southwest.

Decreased water flow may be trade-off for more productive forest

Bubbling brooks and streams are a scenic and much loved feature of forest ecosystems, but long-term data at the U.S. Forest Service's Hubbard Brook Experimental Forest suggests that more productive forests might carry considerably ...

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