(Phys.org) —In today's wireless communication systems, the wireless signals are non-chaotic, meaning they have a well-defined period and frequency. Non-chaotic wireless signals are used in many applications, ...
May 13, 2013
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(Phys.org) —A team of researchers studying comet Lovejoy has discovered that as the ball of ice passed through the sun's corona in December 2011, its tail wiggled in a way that allowed them to better understand ...
Jun 07, 2013
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(Phys.org) —A team of researchers from the U.S. and Israel has deduced that the winds that blow on Uranus and Neptune are confined to relatively thin atmospheric layers. In their paper published in the ...
May 16, 2013
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(Phys.org) —Three unusually long-lasting stellar explosions discovered by NASA's Swift satellite represent a previously unrecognized class of gamma-ray bursts (GRBs). Two international teams of astronomers ...
Apr 16, 2013
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(Phys.org) —Seismologists from Columbia University in New York have developed a way to detect landslides using a combination of seismic data and data collected from satellite images. The technique can be ...
Mar 22, 2013
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(Phys.org) —While performing an extensive X-ray survey of our galaxy's central regions, NASA's Swift satellite has uncovered the previously unknown remains of a shattered star. Designated G306.3.9 after ...
Mar 15, 2013
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Australian scientists Tuesday said they had identified a possible 280 additional craters on the Moon, a finding they said could shed light on the history of the Earth's natural satellite.
Jun 18, 2013
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A lost medieval city that thrived on a mist-shrouded Cambodian mountain 1,200 years ago has been discovered by archaeologists using revolutionary airborne laser technology, a report said.
Jun 15, 2013
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New satellite imagery reveals that several areas across the United States are all but certain to suffer water-related catastrophes, including extreme flooding, drought and groundwater depletion.
Jun 13, 2013
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(Phys.org) —Improved satellite measurements and computer simulations of ice sheets are creating a more accurate picture of the current and future rise in global sea level, according to an international ...
Jun 06, 2013
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(Phys.org) —Astronomers at NASA and Pennsylvania State University have used NASA's Swift satellite to create the most detailed ultraviolet light surveys ever of the Large and Small Magellanic Clouds, the ...
Jun 03, 2013
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Tree cover in the tropics will likely change in surprising ways as climate change increases the frequency of extreme rainfall events, according to a study by scientists from Wageningen University published today in Nature Cl ...
Jun 03, 2013
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The Indian Ocean is alive with tropical activity today, May 10, as there's a tropical storm in both the northern and southern oceans. Tropical Cyclone Jamala (formerly 24S) and newborn Tropical Cyclone 01B ...
May 10, 2013
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A record-setting blast of gamma rays from a dying star in a distant galaxy has wowed astronomers around the world. The eruption, which is classified as a gamma-ray burst, or GRB, and designated GRB 130427A, ...
May 03, 2013
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By bouncing eye-safe laser pulses off a mirror on a hillside, researchers at the National Institute of Standards and Technology (NIST) have transferred ultraprecise time signals through open air with unprecedented ...
May 01, 2013
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