News tagged with comb
Scientists Build First 'Frequency Comb' To Display Visible 'Teeth'
Oct 29, 2009 |
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(PhysOrg.com) -- Finally, an optical frequency comb that visibly lives up to its name. Scientists at the University of Konstanz in Germany and the National Institute of Standards and Technology in the U.S. ...
Creating the astro-comb to locate Earth-like planets
May 07, 2009 |
3.3 / 5 (6) |
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Researchers at the Harvard-Smithsonian Center for Astrophysics in Cambridge, Mass. have created an "astro-comb" to help astronomers detect lighter planets, more like Earth, around distant stars. The Harvard group will present ...
Move over, sponges: New evidence confirms Placozoans are the closest living surrogate to the ancestor of all animals
Biology /
Jan 27, 2009 |
4.8 / 5 (12) |
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A new and comprehensive analysis confirms that the evolutionary relationships among animals are not as simple as previously thought. The traditional idea that animal evolution has followed a trajectory from ...
An accurate speedometer for astronomy
Sep 09, 2008 |
4.8 / 5 (18) |
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Events on a cosmic scale are often barely discernable on Earth. This explains why astronomers are currently not able to prove directly that the universe is expanding at an ever increasing rate, nor can they ...
A fine-tooth comb to measure the accelerating universe
Sep 04, 2008 |
4.7 / 5 (20) |
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Astronomical instruments needed to answer crucial questions, such as the search for Earth-like planets or the way the Universe expands, have come a step closer with the first demonstration at the telescope ...
New 'nano-positioners' may have atomic-scale precision
Aug 20, 2008 |
4.5 / 5 (15) |
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Engineers have created a tiny motorized positioning device that has twice the dexterity of similar devices being developed for applications that include biological sensors and more compact, powerful computer ...
