Picture 500 million cars stacked in rows. That's how much carbon—about 1,000 petagrams, or one billion metric tons—is locked away in Arctic permafrost.
Earth Sciences
Jun 15, 2020
1
764
Researchers at Chalmers University of Technology have built a very simple nanoantenna that directs red and blue colours in opposite directions, even though the antenna is smaller than the wavelength of light. The findings ...
Nanophysics
Sep 23, 2011
3
0
A team of scientists has, for the first time, used a single, cohesive computer model to simulate the entire life cycle of a solar flare: from the buildup of energy thousands of kilometers below the solar surface, to the emergence ...
Astronomy
Jan 15, 2019
0
173
(Phys.org) —ESA's Herschel space observatory has made detailed observations of surprisingly hot molecular gas that may be orbiting or falling towards the supermassive black hole lurking at the center of our Milky Way galaxy.
Astronomy
May 7, 2013
10
0
(PhysOrg.com) -- An international team of astronomers from Japan and Germany has discovered the most distant cluster of galaxies known so far-9.6 billion light years away.
Astronomy
May 10, 2010
2
1
(PhysOrg.com) -- Chalk up one more feat for Saturn's intriguing moon Enceladus. The small, dynamic moon spews out dramatic plumes of water vapor and ice -- first seen by NASA's Cassini spacecraft in 2005. It possesses simple ...
Space Exploration
Sep 22, 2011
13
0
As the number of cores in a processor continues to grow, so too does the challenge of connecting them all together. Traditional electrical networks fall short due to latency, limited bandwidth, and high-power consumption. ...
Optics & Photonics
Aug 28, 2023
0
16
(PhysOrg.com) -- The Orion Nebula reveals many of its hidden secrets in a dramatic image taken by ESO’s new VISTA survey telescope. The telescope’s huge field of view can show the full splendour of the whole nebula and ...
Astronomy
Feb 10, 2010
3
0
(PhysOrg.com) -- The Cat's Paw Nebula, NGC 6334, is a huge stellar nursery, the birthplace of hundreds of massive stars. In a magnificent new ESO image taken with the Visible and Infrared Survey Telescope for Astronomy (VISTA) ...
Astronomy
Apr 21, 2010
1
0
(Phys.org)—A group of astronomers from the University of Hawaii at Manoa, the U.S. Mainland, Canada, and Europe recently used the twin telescopes of the W. M. Keck Observatory on Mauna Kea, Hawaii, to conduct a census of ...
Astronomy
Dec 4, 2012
0
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