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The culprit of some GaN defects could be nitrogen
(American Institute of Physics) As silicon-based semiconductors reach performance limits, gallium nitride is becoming the next go-to material for several technologies. Holding GaN back, however, is its high numbers of defects. Better understanding ho...
Breezes Could Help Power Landers on Mars
Wind turbines could produce significant amounts of electricity for robots exploring the Red Planet’s surface-- Read more on ScientificAmerican.com
The novel function of self-renewal factor of spermatogonial stem cells is identified
(Shinshu University) A research team found a novel function of FGF2 in mammalian testis. Although it has demonstrated that both GDNF and FGF2 are the self-renewal factor for spermatogonial stem cells (SSCs) in vitro, present study revealed that FGF2...
How China Is Trying to Invent the Future as a Science Superpower
In its quest for scientific achievement, China’s research and development spending has grown rapidly over the past two decades, making it second only to the United States-- Read more on ScientificAmerican.com
Don't Gamble Our Planet's Future on Unproved Technologies
Pulling excess carbon out of the air isn’t very effective—and might never be-- Read more on ScientificAmerican.com
Avoiding the "Bobblehead Effect": Strength Training Could Help Soccer Players
Strong muscles help protect the body from damage caused by headers and other injuries-- Read more on ScientificAmerican.com
New technology enables man to hold his granddaughter again
(Case Western Reserve University) In the first known study of how amputees use advanced sensory-enabled prostheses outside the lab, subjects used a mechanical hand more regularly and for longer periods of time compared to traditional prostheses--and...
SpaceX’s Falcon 9 rocket sends AI robot pal and other experiments to space station
SpaceX’s Falcon 9 rocket rises from its Florida launch pad. (SpaceX via YouTube)
SpaceX’s Falcon 9 rocket lifted off today from Cape Canaveral Air Force Station in Florida, sending an AI-enabled, sphere-shaped robot companion to keep the Internationa...
Higher doses of rifampin appear more effective in fighting TB without increasing risk of adverse events
(American Thoracic Society) Higher daily doses of rifampin, a cornerstone of tuberculosis treatment, killed more TB bacteria in sputum cultures, and the higher doses did so without increasing the adverse effects of treatment, according to a randomize...
Simulated moon dirt is turning up some real challenges for future lunar missions
Off Planet Research’s co-owners, Vince Roux and Melissa Roth, hold samples of lunar dirt and moon rocks. (GeekWire Photo / Alan Boyle)
RENTON, Wash. — When commercial ventures start setting up shop on the moon, they may well run into nasty clouds of...