A new twist for nanopillar light collectors

Sunlight represents the cleanest, greenest and far and away most abundant of all energy sources, and yet its potential remains woefully under-utilized. High costs have been a major deterrant to the large-scale applications ...

Mars rover Spirit misses communication session

(PhysOrg.com) -- NASA's Mars Exploration Rover Spirit skipped a planned communication session on March 30 and, as anticipated from recent power-supply projections, has probably entered a low-power hibernation mode.

Largest solar panel plant in US rises in Fla.

(AP) -- Greg Bove steps into his pickup truck and drives down a sandy path to where the future of Florida's renewable energy plans begin: Acres of open land filled with solar panels that will soon power thousands of homes ...

Catastrophic Darkness: How Life Survives an Asteroid Impact

A dinosaur-killing asteroid may have wiped out much of life on Earth 65 million years ago, but now scientists have discovered how smaller organisms might have survived in the darkness following such a catastrophic impact. ...

43 percent: New solar power world record

(PhysOrg.com) -- Australian and US solar cell researchers have achieved the highest efficiency for solar power, setting a new world record of 43 per cent of sunlight converted into electricity.

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