(PhysOrg.com) -- While information technology is generally thought to require electrons or photons for transmitting information, scientists have recently demonstrated a third method of transmission: chemical reactions. Based ...
An international team of astronomers has carried out multi-wavelength observations of a blazar known as TXS 1515–273; they detected very-high energy (VHE) gamma-ray emission from this source for the first time. The finding ...
An international team of astronomers reports the detection of the blazar LBQS 1319+0039 in hard X-rays using NASA's Nuclear Spectroscopic Telescope Array (NuSTAR) space telescope. The finding, updating knowledge about this ...
Tiny particles of matter called quantum dots, which emit light with exceptionally pure and bright colors, have found a prominent role as biological markers. In addition, they are realizing their potential in computer and ...
Nanophysics
Jun 3, 2013
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0
(Phys.org) —Blazars are the brightest of active galactic nuclei, and many emit very high-energy gamma rays. New observations of the blazar known as PKS 1424+240 show that it is the most distant known source of very high-energy ...
Astronomy
Apr 18, 2013
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0
A pulsar that is able, without warning, to dramatically change the way in which it shines has been identified by an international team of astronomers.
Astronomy
Jan 24, 2013
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(PhysOrg.com) -- Light-emitting diodes, which employ semiconductors to produce artificial light, could reduce electricity consumption and lighten the impact of greenhouse gas emissions. However, moving this technology beyond ...
Nanophysics
Apr 6, 2010
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0
The climate-driven advance of beavers into the Arctic tundra is likely causing the release of more methane—a greenhouse gas—into the atmosphere.
Earth Sciences
Sep 8, 2023
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The University of Cordoba has developed a biodegradable material, made with nanocellulose and photocatalytic particles, for the efficient decontamination of urban air.
Nanomaterials
Apr 19, 2023
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73
ICRAR researchers have discovered tantalizing evidence of magnetic fields in the universe's largest cosmic structures.
Astronomy
Feb 16, 2023
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