(PhysOrg.com) -- Astronomers across the globe can now sift through hundreds of millions of galaxies, stars and asteroids collected in the first bundle of data from NASA's Wide-field Infrared Survey Explorer (WISE) mission.
Astronomy
Apr 15, 2011
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(PhysOrg.com) -- Conventional lenses can resolve structures around 200 nanometers (nm) in size, but scientists in Europe have for the first time developed a lens capable of achieving optical resolution of under 100 nm at ...
A team of electrical engineers and chemists at Lehigh University have experimentally verified the "rainbow" trapping effect, demonstrating that plasmonic structures can slow down light waves over a broad range of wavelengths.
Optics & Photonics
Mar 14, 2011
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(PhysOrg.com) -- New research in the U.S. has discovered that fruit fly larvae have a series of photoreceptors covering the body that can detect light even when their primitive "eyes" are covered or removed.
(PhysOrg.com) -- Scientists at the U.S. Department of Energy's Brookhaven National Laboratory report the first successful assembly of 3-D multi-component nanoscale structures with tunable optical properties that incorporate ...
Nanomaterials
Sep 30, 2010
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(PhysOrg.com) -- The heart of the Internet is a network of high-capacity optical fibers that spans continents. But while optical signals transmit information much more efficiently than electrical signals, they?re harder to ...
Computer Sciences
Jun 28, 2010
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(PhysOrg.com) -- Imagine packing 4 billion nanolasers on a three-inch semiconductor wafer. That is now nearer to reality, thanks to researchers at the University of California, San Diego’s Jacobs School of Engineering, ...
Optics & Photonics
May 3, 2010
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(PhysOrg.com) -- The phenomenon of time dilation is a strange yet experimentally confirmed effect of relativity theory. One of its implications is that events occurring in distant parts of the universe should appear to occur ...
(PhysOrg.com) -- Astronomers have long known that in many surveys of the very distant Universe, a large fraction of the total intrinsic light was not being observed. Now, thanks to an extremely deep survey using two of the ...
Astronomy
Mar 24, 2010
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(PhysOrg.com) -- For decades, astronomers have analyzed the impact that asteroids could have on Earth. New research by MIT Professor of Planetary Science Richard Binzel examines the opposite scenario: that Earth has considerable ...
Space Exploration
Jan 20, 2010
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