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Posts by
Editors of EarthSky
Beat up planet Mars has more than 635,000 craters
Mars is a beaten and battered planet, according to a research team that recently finished counting and cataloging a staggering 635,000 Martian impact craters.
November 24, 2012
David Stuart on the Mayan calendar and 2012 doomsday predictions
Stuart, an archaeologist and expert on the ancient Maya, told EarthSky that neither the Maya, nor their calendar, ever predicted the end of the world.
November 23, 2012
To love your life, exercise a little more
People’s satisfaction with life was higher on days when they exercised more than usual, research shows.
November 23, 2012
Nanotech device mimics dog’s nose to detect explosives
Inspired by the biology of canine scent receptors, UC Santa Barbara scientists develop a chip capable of quickly identifying trace amounts of vapor molecules
November 20, 2012
Rice unveils super-efficient solar-energy technology
Rice University scientists have unveiled a revolutionary new technology that uses nanoparticles to convert solar energy directly into steam.
November 19, 2012
Melt water on Mars could sustain life
New research suggests that water has played a more extensive role than previously envisioned, and that environments capable of sustaining life could exist on Mars.
November 16, 2012
X-rays from a reborn planetary nebula
Images of the planetary nebula Abell 30, (a.k.a. A30), show one of the clearest views ever obtained of a special phase of evolution for these objects.
November 15, 2012
Hermit crabs gather to evict neighbors
Most social animals get together for protection or to mate or hunt, but terrestrial hermit crabs socialize to steal each other’s houses.
November 14, 2012
Chimps and humans share another evolutionary link: Gut bacteria
In the last few years, scientists have made great inroads in understanding the crucial interactive role gut bacteria play in harvesting nutrients, assisting immune systems, and protecting the host against pathogens.
November 13, 2012
Surveying Earth’s interior with atomic clocks
An international team lead by scientists from the University of Zurich shows that it may be possible to use atomic clocks to resolve structures within the Earth.
November 12, 2012
