The sources of the high-energy cosmic neutrinos that are detected by the IceCube Neutrino Observatory buried in the Antarctic ice may be hidden from observations of high-energy gamma rays, new research reveals. These high-energy ...
General Physics
Feb 18, 2016
5
1445
Peering into darkness can strike fear into the hearts of some, but a new space telescope will soon peer into the darkness of "near space" (within a few thousand light years of Earth). Scientists are using the telescope to ...
Astronomy
Nov 9, 2015
58
339
The discovery of a 'left-handed' magnetic field that pervades the universe could help explain a long standing mystery – the absence of cosmic antimatter. A group of scientists, led by Prof Tanmay Vachaspati from Arizona ...
Astronomy
May 14, 2015
16
404
A new study provides an inside look at the most powerful explosions in the universe: gamma-ray bursts.
Astronomy
Apr 10, 2015
0
165
Supernovae, neutron star collisions and active galactic nuclei are among the most energetic phenomena in the known universe. These violent explosions produce high-energy gamma rays and cosmic rays, which can easily travel ...
Astronomy
Mar 20, 2015
1
75
(Phys.org)—Unlike electromagnetic radiation, which consists of massless and accelerated charged particles, galactic cosmic rays (CR) are composed mostly of atomic nuclei and solitary electrons, objects that have mass. Cosmic ...
Once again, the High Energy Stereoscopic System, H.E.S.S., has demonstrated its excellent capabilities. In the Large Magellanic Cloud, it discovered most luminous very high-energy gamma-ray sources: three objects of different ...
Astronomy
Jan 23, 2015
0
778
Following the intensive commissioning phase of the largest Cherenkov telescope worldwide (H.E.S.S. CT5), the H.E.S.S. collaboration has announced the detection of cosmic gamma rays of 30 gigaelectronvolts (GeV). The High ...
Astronomy
Jul 8, 2014
0
0
Scientists are using a one cubic kilometer block of ice at the South Pole to help unravel one of the great scientific mysteries of our time.
General Physics
Dec 19, 2013
0
0
Intelligent telescopes designed by Los Alamos National Laboratory got a front row seat recently for an unusual birth.
Astronomy
Nov 21, 2013
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