News tagged with accurate measurement
Meteorite hunt goes on, needs public's help
(Phys.org) -- A University of California, Davis, geologist is appealing for public help in tracking down pieces of the meteorite that blew up over El Dorado County on April 22.
Space & Earth / Space Exploration
13 hours ago |
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Astronomers discovered ancient Egyptian observations of a variable star
The study of the "Demon star", Algol, made by a research group of the University of Helsinki, Finland, has received both scientific and public attention. The period of the brightness variation of this eclipsing binary star ...
Space & Earth / Space Exploration
May 16, 2012 |
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Researcher cuts teeth in new method
University of Alberta researcher Nicole Burt took up an odd moonlighting job to further her research. She became a surrogate tooth fairy.
Apr 06, 2012 |
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When dark energy turned on (Update)
(PhysOrg.com) -- Some six billion light years distant, almost halfway from now back to the big bang, the universe was undergoing an elemental change. Held back until then by the mutual gravitational attraction ...
Mar 30, 2012 |
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The tick-tock of the optical clock
(PhysOrg.com) -- UK's National Physical Laboratory time scientists have made an accurate measurement of the highly forbidden octupole transition frequency in an ytterbium ion, which could be used as the basis ...
Mar 29, 2012 |
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Mapping galaxy formation in dual mode
A team of astronomers led by David Sobral (Leiden Observatory and Royal Observatory of Edinburgh) has explored the synergies between the Subaru Telescope and the United Kingdom Infra-Red Telescope (UKIRT) ...
Mar 28, 2012 |
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Measuring how climate models calculate the effects of clouds on Earth's warming
Using ten years of data gathered at three unique measurement sites, scientists at Pacific Northwest National Laboratory and Lawrence Livermore National Laboratory found that global climate models are not representing ...
Space & Earth / Earth Sciences
Mar 06, 2012 |
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They're mastering manufacturing
For millions of HIV-positive people in the developing world, accurate measurement of their medical condition is invaluable. So in recent years, Daktari Diagnostics, a Cambridge-based startup, has been developing ...
Mar 01, 2012 |
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Scientists deploy lasers, GPS technology to improve snow measurements
- Equipped with specialized lasers and GPS technology, scientists at the National Center for Atmospheric Research (NCAR) are working with colleagues to solve a critical wintertime weather mystery: how to accurately ...
Space & Earth / Earth Sciences
Feb 13, 2012 |
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NASA's GRAIL-A spacecraft 24 hours away from Moon
(PhysOrg.com) -- NASA's Gravity Recovery And Interior Laboratory (GRAIL)-A spacecraft is within 24 hours of its insertion burn that will place it into lunar orbit. At the time the spacecraft crossed the milestone ...
Space & Earth / Space Exploration
Dec 31, 2011 |
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Past decade ties for world's hottest: UN agency
Thirteen of the warmest years recorded have occurred within the last decade and a half, the UN's World Meteorological Organisation said on Tuesday.
Nov 29, 2011 |
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New biosensor benefits from melding of carbon nanotubes, DNA
Purdue University scientists have developed a method for stacking synthetic DNA and carbon nanotubes onto a biosensor electrode, a development that may lead to more accurate measurements for research related to diabetes and ...
Nanotechnology / Nanomaterials
Nov 15, 2011 |
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GRAIL moon mission in final preparations for September launch
NASA's Gravity Recovery And Interior Laboratory (GRAIL) mission to study the moon is in final launch preparations for a scheduled Sept. 8 launch from Cape Canaveral Air Force Station in Florida.
Space & Earth / Space Exploration
Aug 26, 2011 |
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Researchers improving GPS accuracy in the 3rd dimension
Researchers who are working to fix global positioning system (GPS) errors have devised software to take a more accurate measurement of altitude – particularly in mountainous areas.
Aug 17, 2011 |
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A new way to measure the expansion of the universe
A PhD student from The International Centre for Radio Astronomy Research (ICRAR) in Perth has produced one of the most accurate measurements ever made of how fast the Universe is expanding.
Jul 26, 2011 |
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