(Phys.org)—Completing this round of flight test objectives, the "Mighty Eagle," a NASA robotic prototype lander, flew to an altitude of 100 feet and descended gently to a controlled landing during a successful ...
Sep 06, 2012
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(Phys.org)—With a whistle and a roar, the "Mighty Eagle," a NASA robotic prototype lander, sailed to an altitude of 100 feet during another successful free flight Aug. 28 at NASA's Marshall Space Flight ...
Aug 29, 2012
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NASA's "Mighty Eagle" successfully found its target during a 32-second free flight Aug. 16 at NASA's Marshall Space Flight Center in Huntsville, Ala. This small, versatile robotic lander prototype demonstrates ...
Aug 17, 2012
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Sometimes our immune defence attacks our own cells. When this happens in the brain we see neurodegenerative diseases such as dementia, Alzheimer's and Parkinson's disease. But if the the immune defence is inhibited, the results ...
Feb 22, 2012
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A turning point in the history of life occurred 2 to 3 billion years ago with the unprecedented appearance and dramatic rise of molecular oxygen. Now researchers report they have identified an enzyme that ...
Jan 10, 2012
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Research scientists at the Ruhr University Bochum discovered a new enzyme, which gives decisive insights into protein import into specific cellular organelles (peroxisomes). In the Journal of Biological Chemistry, the te ...
Jul 25, 2011
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Better understanding of plant defense systems, and the potential to generate stress-tolerant plants and even new malaria drugs, may all stem from the documentation of a molecular mechanism that plays a significant ...
May 27, 2011
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The imaging of tumour growth in zebrafish has revealed for the first time how newly formed cancer cells have the capacity to co-opt the immune system into spreading the disease, leading the way for investigations into potential ...
Dec 14, 2010
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Alison Burklund has a collection of ribbons and awards that she's picked up for her outstanding projects at the Tri-Valley Science and Engineering Fair, a collection that began when she was in the eighth grade.
Oct 26, 2010
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(PhysOrg.com) -- The development of environmentally friendly and efficient catalysts is a major challenge in the field of chemical research, with the focus now being placed on the search for inexpensive metal ...
Sep 16, 2010
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Perilous and polluting industrial processes can be made safer with enzymes. But only a short range of enzymes have been available for the chemical industry.
Oct 22, 2009
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Researchers have fresh insight into an evolutionarily ancient way that cells cope when oxygen levels decline, according to a new study in the October 7th issue of Cell Metabolism. In studies of cells taken from the lining ...
Oct 06, 2009
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Researchers at the Burnham Institute for Medical Research have discovered that reactive oxygen species, such as superoxide and hydrogen peroxide, play a key role in forming invadopodia, cellular protrusions implicated in ...
Sep 16, 2009
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