News tagged with vacuum energy
The day the universe froze: New dark energy model includes cosmological phase transition
May 08, 2009 |
3.9 / 5 (23) |
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Imagine a time when the entire universe froze. According to a new model for dark energy, that is essentially what happened about 11.5 billion years ago, when the universe was a quarter of the size it is today.
Tackling the big questions -- approaching a revolution in our understanding of gravity
Nov 05, 2008 |
4 / 5 (46) |
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(PhysOrg.com) -- The way galaxies move through the cosmos has recently begun to baffle scientists. Even when the gravitational theories of Newton and Einstein are taken into account, the universe is expanding and galaxies ...
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Nanotech in Space: Experiment To Weather the Trials of Orbit
Nanotechnology / Nanomaterials
Nov 24, 2009 |
4 / 5 (2) |
0
Novel nanomaterials developed at Rensselaer were sent into orbit on Nov. 16 aboard Space Shuttle Atlantis.
Crashing the size barrier
Nov 18, 2009 |
4.5 / 5 (15) |
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Like surfers on monster waves, electrons can ride waves of plasma to very high energies in a very short distance. Scientists have proven that plasma acceleration works. Now they're developing it as a way to ...
Nanotech in Space: Rensselaer Experiment To Weather the Trials of Orbit
Nanotechnology / Nanomaterials
Nov 12, 2009 |
not rated yet |
0
(PhysOrg.com) -- Novel nanomaterials developed at Rensselaer Polytechnic Institute are scheduled to blast off into orbit on November 16 aboard Space Shuttle Atlantis.
Danish nanowires have great potential
Nov 02, 2009 |
3 / 5 (1) |
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Danish nanophysicists have developed a new method for manufacturing the cornerstone of nanotechnology research - nanowires. The discovery has great potential for the development of nanoelectronics and highly ...
Gamma-ray photon race ends in dead heat; Einstein wins this round
Oct 28, 2009 |
4.7 / 5 (35) |
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Racing across the universe for the last 7.3 billion years, two gamma-ray photons arrived at NASA's orbiting Fermi Gamma-ray Space Telescope within nine-tenths of a second of one another. The dead-heat finish ...
Fermi Telescope Caps First Year With Glimpse of Space-Time (w/ Video)
Oct 28, 2009 |
4.6 / 5 (14) |
5
During its first year of operations, NASA's Fermi Gamma Ray Space Telescope mapped the extreme sky with unprecedented resolution and sensitivity. It captured more than one thousand discrete sources of gamma ...
FASTSAT instruments shipped for tests and launch preparation
Space & Earth / Space Exploration
Oct 26, 2009 |
5 / 5 (1) |
0
Three of the satellite instruments that will fly on an upcoming satellite mission called "FASTSAT" have been created at one NASA center and have arrived at another for more tests to ensure they are flight ...
Cooking Up Water From the Moon? NASA Studies Water Extraction With Microwaves
Space & Earth / Space Exploration
Oct 19, 2009 |
5 / 5 (2) |
0
(PhysOrg.com) -- Intrigued by NASA lunar missions in the 1990s which suggested the existence of ice within craters at the moon's poles, NASA scientist Dr. Edwin Ethridge and his team started cooking up a way ...
New designs for smarter buildings
Oct 08, 2009 |
not rated yet |
0
After two years of design, experimentation, fund-raising and building, the University of Arizona's Solar Decathlon team has completed construction of its 800-square-foot solar-powered house on the National Mall in Washington, ...
Prostate cancer gives a new outlook on life
Oct 05, 2009 |
5 / 5 (1) |
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Men who have prostate cancer often feel quite healthy, but the diagnosis still gives them a whole new outlook on life. Once they have learned to live with their cancer, they choose to focus on valuable relationships and appreciate ...
List of search results for vacuum energy
