News tagged with measurements
Related topics: earth
The constants they are a changin': NIST posts latest adjustments to fundamental figures
The electromagnetic force has gotten a little stronger, gravity a little weaker, and the size of the smallest "quantum" of energy is now known a little better. The National Institute of Standards and Technology ...
Jul 20, 2011 |
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NASA spacecraft to enter asteroid's orbit today
Today, NASA's Dawn spacecraft will begin a prolonged encounter with the asteroid Vesta, making the mission the first to enter orbit around a main-belt asteroid.
Space & Earth / Space Exploration
Jul 15, 2011 |
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Hacker group claims hit on US defense contractor
Hacker group Anonymous released a trove of military email addresses and passwords it claimed to have plundered from the network of US defense consulting firm Booz Allen Hamilton.
Jul 12, 2011 |
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The making of dust
(PhysOrg.com) -- On the Earth, dust particles are everywhere - under beds, on bookshelves, even floating in the air. We take dust for granted. Dust is also common in space, and it is found for example in the ...
Jul 06, 2011 |
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NASA's Aura Satellite measures pollution from New Mexico, Arizona fires
NASA's Aura Satellite has provided a view of nitrogen dioxide levels coming from the fires in New Mexico and Arizona. Detecting nitrogen dioxide is important because it reacts with sunlight to create low-level ...
Jul 02, 2011 |
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Seabird campaign highlights value of species identification
(PhysOrg.com) -- The identification and classification of species (taxonomy) and its value as a scientific discipline has been brought into focus with the continuing fight to save an endangered seabird from ...
Jul 01, 2011 |
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New method for imaging molecules inside cells
Using a new sample holder, researchers at the University of Gothenburg, Sweden, have further developed a new method for imaging individual cells. This makes it possible to produce snapshots that not only show ...
Jun 28, 2011 |
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All-optical quantum computation, step 1: A controlled-NOT photonic gate
(PhysOrg.com) -- The often counterintuitive quantum world of superposition, entanglement, and tunneling can greatly enhance applications as diverse as communication, information processing, and precision measurement. ...
Jun 24, 2011 |
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Electrical water detection
A quick and easy way to detect groundwater in semi-arid hard rock areas that is also economical could improve the siting of borewells to improve clean water supply in the developing world. Details of the approach are outlined ...
Space & Earth / Earth Sciences
Jun 22, 2011 |
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Fukushima raises questions about new Finnish reactor
More than 5,000 hard-hat workers swarm over a sprawling nuclear facility in western Finland to build OL3 -- touted as the safest nuclear reactor in the world -- a claim which has come under scrutiny following ...
Technology / Energy & Green Tech
Jun 21, 2011 |
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OECD chief says nuclear energy still important
Nuclear power is still a viable source of global energy despite the crisis in Japan, the OECD chief said Monday.
Technology / Energy & Green Tech
Jun 20, 2011 |
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Canadian researchers devise method to directly measure the quantum wavefunction
(PhysOrg.com) -- Physics researchers working at the National Research Council in Canada have succeeded in developing a way to directly measure the wavefunction of a photon. The technique, as described in their ...
Jun 16, 2011 |
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