News tagged with electromagnetic emanations
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Search results for electromagnetic emanations
Mysterious objects at the edge of the electromagnetic spectrum
The human eye is crucial to astronomy. Without the ability to see, the luminous universe of stars, planets and galaxies would be closed to us, unknown forever. Nevertheless, astronomers cannot shake their ...
Mar 19, 2012 |
4.7 / 5 (36) |
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A second look at supernovae light: Universe's expansion may be understood without dark energy
(PhysOrg.com) -- The 2011 Nobel Prize in physics, awarded just a few weeks ago, went to research on the light from Type 1a supernovae, which shows that the universe is expanding at an accelerating rate. The ...
Oct 24, 2011 |
4.8 / 5 (52) |
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Suspects in the quenching of star formation exonerated
Supermassive black holes millions to billions times the mass of our Sun lie at the heart of most, maybe all large galaxies. Some of these power brilliantly luminous, rapidly growing objects called active galactic nuclei that ...
Oct 11, 2011 |
4.4 / 5 (5) |
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Saturn's geyser moon Enceladus shows off for Cassini
(PhysOrg.com) -- NASA's Cassini spacecraft successfully completed its Oct. 1 flyby of Saturn's moon Enceladus and its jets of water vapor and ice. At its closest approach, the spacecraft flew approximately ...
Space & Earth / Space Exploration
Oct 04, 2011 |
5 / 5 (1) |
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CERN's new Einstein Observatory to explore black holes, Big Bang
A new era in astronomy will come a step closer when scientists from across Europe present their design study today for an advanced observatory capable of making precision measurements of gravitational waves ...
May 19, 2011 |
4.9 / 5 (8) |
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Perspective on: The future of fusion
Stewart Prager, a well-known plasma physicist and fusion scientist with a distinguished career and a record of discovery at the University of Wisconsin, arrived in January 2009 as director of PPPL, the United ...
May 13, 2011 |
3.8 / 5 (6) |
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Seeing the light: Scientists bring plasmonic nanofields into focus
In typical plasmonic devices, electromagnetic waves crowd into tiny metal structures, concentrating energy into nanoscale dimensions. Due to coupling of electronics and photonics in these metal ...
Feb 03, 2011 |
4.6 / 5 (11) |
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How Earth's orbital shift shaped the Sahara
A change in the Earth’s orbit, many scientists believe, transformed the “Green Sahara” into what is now the largest desert on the planet. While scientists are still trying to find out if the ...
Space & Earth / Earth Sciences
Dec 21, 2010 |
4.5 / 5 (20) |
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NIST ultraviolet source helps NASA spacecraft measure the origins of space weather
With a brilliant, finely tuned spark of ultraviolet (UV) light, a physicist at the National Institute of Standards and Technology helped NASA scientists successfully position a crucial UV sensor inside a space-borne ...
Space & Earth / Space Exploration
Sep 01, 2010 |
not rated yet |
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Cassini Saturnalia
Six years ago, the Cassini-Huygens spacecraft began orbiting Saturn. Scientists are celebrating the data and detailed images the mission has provided of the planet, its famous ring, and its many moons.
Space & Earth / Space Exploration
Apr 26, 2010 |
5 / 5 (1) |
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List of search results for electromagnetic emanations
