News tagged with equivalency
Quantum gas in free fall: Physicists produce a Bose-Einstein condensate at zero gravity
(PhysOrg.com) -- A sensitive measuring device must not be dropped - because this usually destroys the precision of the instrument. A team of researchers including scientists from the Max Planck Institute of ...
Jun 22, 2010 |
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Proposed test of weak equivalence principle could be most accurate yet
(PhysOrg.com) -- The weak equivalence principle (WEP) - which states that all bodies fall at the same rate in a gravitational field, regardless of structure or composition - is one of the key postulates of ...
May 03, 2010 |
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Don't Blame Cows for Climate Change
(PhysOrg.com) -- Despite oft-repeated claims by sources ranging from the United Nations to music star Paul McCartney, it is simply not true that consuming less meat and dairy products will help stop climate ...
Dec 08, 2009 |
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Does weak equivalence break down at the quantum level?
(PhysOrg.com) -- One of the givens in physics is the weak equivalence principle. This principle has been considered solid since Einstein proposed that it is not possible to detect the difference between uniform acceleration ...
Dec 08, 2009 |
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Free e-samples of prescription drugs: At what cost?
Search the Internet to learn about your asthma, high cholesterol or other common disorder, and odds are you'll be directed to a pharmaceutical company-sponsored Web homepage. There you'll often find an offer for a free sample ...
Nov 25, 2009 |
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P vs. NP -- The most notorious problem in theoretical computer science remains open
In the 1995 Halloween episode of The Simpsons, Homer Simpson finds a portal to the mysterious Third Dimension behind a bookcase, and desperate to escape his in-laws, he plunges through. He finds himself wander ...
Technology / Computer Sciences
Oct 29, 2009 |
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Finding the ASX200 for marine ecosystems
(PhysOrg.com) -- Researchers are building the environmental equivalent of the ASX200 as a means of monitoring the health of Australian marine ecosystems.
Oct 20, 2009 |
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Better cardiorespiratory fitness related to lower risk of death, cardiovascular disease
Persons with higher levels of cardiorespiratory fitness have a lower risk of all-cause death and coronary heart disease and cardiovascular disease compared to persons with lower levels of cardiorespiratory fitness, according ...
May 19, 2009 |
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Equivalence principle in space test
Since Galileo Galilei and Newton, the assumption is valid that inert and heavy mass are equivalent. This is, however, questioned by new physical theories such as the String theory. Now, the equivalence principle ...
May 11, 2009 |
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Making magnetic monopoles, and other exotica, in the lab
Physicist Shou-Cheng Zhang has proposed a way to physically realize the magnetic monopole. In a paper published online in the January 29 issue of Science Express, Zhang and post-doctoral collaborator Xiao-Liang ...
Feb 05, 2009 |
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Global glacier melt continues
Glaciers around the globe continue to melt at high rates. Tentative figures for the year 2007, of the World Glacier Monitoring Service at the University of Zurich, Switzerland, indicate a further loss of average ice thickness ...
Jan 29, 2009 |
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