A breakthrough in the understanding of how cosmic rays from supernovae can influence Earth's cloud cover and therefore its climate is published today in the journal Nature Communications. The study reveals that atmospheric ...
Earth Sciences
Dec 19, 2017
1
156
A 60-year-old mystery regarding the source of some energetic and potentially damaging particles in Earth's radiation belts is now solved using data from a shoebox-sized satellite built and operated by University of Colorado ...
Space Exploration
Dec 13, 2017
0
954
NASA has selected a science instrument for an upcoming Japan-led sample return mission to the moons of Mars planned for launch in 2024. The instrument, a sophisticated neutron and gamma-ray spectrograph, will help scientists ...
Space Exploration
Nov 20, 2017
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9
Particle physicists have uncovered a large, hidden void in Khufu's Pyramid, the largest pyramid in Giza, Egypt – built between 2600 and 2500 BC. The discovery, published in Nature, was made using cosmic-ray based imaging ...
General Physics
Nov 3, 2017
1
86
The radiation belts of Earth and Saturn differ more strongly than previously assumed. In these belts, very energetic particles, such as electrons and protons, move around the planet at high velocities - captured by its magnetic ...
Space Exploration
Oct 30, 2017
0
517
The origin of cosmic rays, high-energy particles from outer space constantly impacting on Earth, is among the most challenging open questions in astrophysics. Now new research published in the journal Monthly Notices of the ...
Astronomy
Sep 4, 2017
1
274
A combined analysis of data from NASA's Fermi Gamma-ray Space Telescope and the High Energy Stereoscopic System (H.E.S.S.), a ground-based observatory in Namibia, suggests the center of our Milky Way contains a "trap" that ...
Astronomy
Jul 18, 2017
6
531
Every day, with little notice, the Earth is bombarded by energetic particles that shower its inhabitants in an invisible dusting of radiation, observed only by the random detector, or astronomer, or physicist duly noting ...
Plasma Physics
May 16, 2017
0
24
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
1
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
0
7
