(PhysOrg.com) -- Researchers at the National Institute of Standards and Technology (NIST) have demonstrated a prototype device capable of absolute measurements of optical power delivered through an optical fiber.
Nanophysics
Dec 21, 2011
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The Advanced Technology Microwave Sounder (ATMS) on board NASA's newest Earth-observing satellite, NPP, acquired its first measurements on November 8, 2011. The image shows the ATMS channel 18 data, which measures water vapor ...
Space Exploration
Nov 10, 2011
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Under a partly cloudy sky overlooking grassy mesas, dozens of cylindrical instruments point toward the sun above the Colorado prairie.
Space Exploration
Nov 1, 2011
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(PhysOrg.com) -- NASA and Japan released a significantly improved version of the most complete digital topographic map of Earth on Monday, produced with detailed measurements from NASA's Terra spacecraft.
Earth Sciences
Oct 18, 2011
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(PhysOrg.com) -- Last month the extent of sea ice covering the Arctic Ocean declined to the second-lowest extent on record. Satellite data from NASA and the NASA-supported National Snow and Ice Data Center (NSIDC) at the ...
Earth Sciences
Oct 5, 2011
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(PhysOrg.com) -- The launch of the international Aquarius/SAC-D mission is postponed 24 hours until Friday, June 10, from NASA's Space Launch Complex-2 at Vandenberg Air Force Base, Calif. The 5-minute launch window opens ...
Space Exploration
Jun 9, 2011
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This image shows the radar reflectivity from the National Weather Service Doppler Radar in Birmingham, Ala. at 5:10 p.m. CDT on April 27, 2011, as a supercell thunderstorm moved across the city. The radar reflectivity is ...
Earth Sciences
May 30, 2011
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(PhysOrg.com) -- The breakthrough moment for oceanographer Gary Lagerloef, the principal investigator for NASA's new Aquarius mission, came in 1991. That's when he knew it would be possible to make precise measurements of ...
Earth Sciences
May 26, 2011
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The U.S. Army Corps of Engineers detonated explosives at the Birds Point levee near Wyatt, Missouri, at 10:02 p.m. on May 2, 2011. Water from the intentional breach flooded a 130,000-acre stretch of land. Two more breaches ...
Earth Sciences
May 12, 2011
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Recent images of the April 27 storm damage path have been captured by NASA's Terra satellite, part of NASA's Earth Observing Satellite system, or EOS. An instrument aboard Terra, called Advanced Spaceborne Thermal Emission ...
Earth Sciences
May 9, 2011
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