A University of Oklahoma team has detected for the first time the most luminous gamma-ray emission from a galaxy—the merging galaxy Arp 220 is the nearest ultraluminous infrared galaxy to Earth, and it reveals the hidden ...
Astronomy
May 24, 2016
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543
LSU Physicist James Matthews and an international team of scientists are reconstructing the path of the universe's most energetic cosmic rays, bringing new insights into the origin and nature of this intergalactic phenomenon. ...
Astronomy
Dec 15, 2015
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7
A new research facility at Colorado State University – the only one of its kind in the world – will be established with a $9 million grant from NASA to help reveal the effects of long-term exposure to space radiation ...
Space Exploration
May 7, 2015
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43
Humans have long dreamed of traveling to Mars, and several nations and private organizations are developing plans for crewed Mars missions in the coming decades. But a recent study looking at the risks for astronauts going ...
Space Exploration
Feb 10, 2015
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27
The moon appears to be a tranquil place, but modeling done by University of New Hampshire and NASA scientists suggests that, over the eons, periodic storms of solar energetic particles may have significantly altered the properties ...
Space Exploration
Aug 21, 2014
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An observatory run by the University of Utah found a "hotspot" beneath the Big Dipper emitting a disproportionate number of the highest-energy cosmic rays. The discovery moves physics another step toward identifying the mysterious ...
Astronomy
Jul 8, 2014
43
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Scientists have discovered new evidence to suggest that lightning on Earth is triggered not only by cosmic rays from space, but also by energetic particles from the Sun.
Earth Sciences
May 14, 2014
25
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On Sept. 12, scientists announced that NASA's Voyager 1 spacecraft had gone where no man or machine has gone before: beyond the solar system, and into interstellar space. According to data from the probe, Voyager 1 likely ...
Space Exploration
Sep 17, 2013
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5
According to the theory, small clusters of molecules in the atmosphere have difficulty growing large enough to act as "cloud condensation nuclei" on which water droplets can gather to make our familiar low-altitude clouds. ...
Astronomy
Sep 4, 2013
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(Phys.org) —The origin of cosmic rays in the universe has confounded scientists for decades. But a study by researchers using data from the IceCube Neutrino Observatory at the South Pole reveals new information that may ...
General Physics
Aug 30, 2013
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