News tagged with interference
Researchers solve structure of human protein critical for silencing genes
In a study published in the journal Cell on May 24, Cold Spring Harbor Laboratory (CSHL) scientists describe the three-dimensional atomic structure of a human protein bound to a piece of RNA that "guides" the pr ...
May 25, 2012 |
4.8 / 5 (8) |
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Which-way detector unlocks some mystery of the double-slit experiment
(PhysOrg.com) -- One of the greatest puzzles of the double-slit experiment – and quantum physics in general – is why electrons seem to act differently when being observed. While electrons traveling ...
Jan 21, 2011 |
4.4 / 5 (51) |
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Space weather expert has ominous forecast
A stream of highly charged particles from the sun is headed straight toward Earth, threatening to plunge cities around the world into darkness and bring the global economy screeching to a halt.
Space & Earth / Space Exploration
May 08, 2012 |
4.3 / 5 (9) |
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Building a more versatile laser
(PhysOrg.com) -- One of the drawbacks associated with using semiconductor lasers is that many of them can only produce a beam of a single wavelength, and can only send that beam in one direction at a time. ...
Nov 16, 2009 |
4.5 / 5 (19) |
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Quantum physics first: Researchers observe single photons in two-slit interferometer experiment
Quantum mechanics is famous for saying that a tree falling in a forest when there's no one there doesn't make a sound. Quantum mechanics also says that if anyone is listening, it interferes with and changes the tree. And ...
Jun 02, 2011 |
4.9 / 5 (23) |
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Functional genomics gets tiny
A little more than a decade ago, researchers discovered an ancient mechanism that cells use to silence genes. Like a dimmer switch turning down a light, RNA interference (RNAi) dials down gene activity in ...
May 17, 2012 |
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Novel technique uses RNA interference to block inflammation
Massachusetts General Hospital (MGH) researchers – along with collaborators from Massachusetts Institute of Technology (MIT) and Alnylam Pharmaceuticals – have found a way to block, in an animal model, the damaging ...
Oct 09, 2011 |
5 / 5 (7) |
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Boron nitride is a promising path to practical graphene devices
(PhysOrg.com) -- Graphene is a two-dimensional honeycomb of carbon, just one atom thick, whose intriguing electronic properties include very high electron mobility and very low resistivity. Graphene is so ...
Nanotechnology / Nanomaterials
May 30, 2011 |
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Physicists Measure Elusive 'Persistent Current' That Flows Forever
(PhysOrg.com) -- Physicists at Yale University have made the first definitive measurements of "persistent current," a small but perpetual electric current that flows naturally through tiny rings of metal wire ...
Oct 08, 2009 |
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'Good cholesterol' nanoparticles seek and destroy cancer cells
High-density lipoprotein's hauls excess cholesterol to the liver for disposal, but new research suggests "good cholesterol" can also act as a special delivery vehicle of destruction for cancer.
Nanotechnology / Bio & Medicine
Apr 01, 2011 |
5 / 5 (8) |
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Researchers discover key protein involved in DNA repair
In a groundbreaking study, University of Toronto researchers including Professors Daniel Durocher, Anne-Claude Gingras and Frank Sicheri have uncovered a protein called OTUB1 that blocks DNA damage in the cell -- a discovery ...
Medicine & Health / Medical research
Aug 23, 2010 |
4.7 / 5 (3) |
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Researchers propose new way to reproduce a black hole
(PhysOrg.com) -- Despite their popularity in the science fiction genre, there is much to be learned about black holes, the mysterious regions in space once thought to be absent of light. In a paper published in the August ...
Aug 21, 2009 |
4.4 / 5 (22) |
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Single molecules in a quantum movie
The quantum physics of massive particles has intrigued physicists for more than 80 years, since it predicts that even complex particles can exhibit wave-like behaviour – in conflict with our everyday ...
Mar 25, 2012 |
4.4 / 5 (9) |
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Measuring the Speed of Light in Composite Materials
(PhysOrg.com) -- Although the speed of light is constant in a vacuum, light slows down a small amount when traveling through other materials. While it's relatively easy to measure the speed of light in mediums ...
Aug 02, 2009 |
4.5 / 5 (14) |
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Scientists find the structure of a key 'gene silencer' protein
Scientists at The Scripps Research Institute have determined the three-dimensional atomic structure of a human protein that is centrally involved in regulating the activities of cells. Knowing the precise ...
Apr 26, 2012 |
5 / 5 (1) |
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Interference
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