New processes for cost-efficient solar cell production

Many people answer with a resounding "yes!" when asked if they want environmentally-friendly solar cell-based power – though it should be inexpensive. For this reason, a veritable price war is raging among the makers of ...

Nanoparticles detect biochemistry of inflammation

Inflammation is the hallmark of many human diseases, from infection to neurodegeneration. The chemical balance within a tissue is disturbed, resulting in the accumulation of reactive oxygen species (ROS) such as hydrogen ...

Oil spill cleanup: Smart filter can strain oil out of water

(Phys.org)—A smart filter with a shape-shifting surface can separate oil and water using gravity alone, an advancement that could be useful in cleaning up environmental oil spills, among other applications, say its University ...

A summer of records for NASA engine testing

(Phys.org) -- As Olympic athletes converge on London with dreams of winning gold in the 2012 Summer Olympic Games, NASA is also setting records while testing the J-2X powerpack at the Stennis Space Center. The first time ...

J-2X engine continues to set standards

(Phys.org) -- Testing of the next-generation J-2X rocket engine continues to set standards. Last fall, the engine attained 100 percent power in just its fourth test and became the fastest U.S. rocket engine to achieve a full-flight ...

Image: The shake, rattle and roar of the J-2X engine

(Phys.org) -- The shake, rattle and roar lasted just seven seconds, but the short J-2X test conducted May 16 at NASA's John C. Stennis Space Center in south Mississippi moved the space agency ever closer to a return to deep ...

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