Seven things you may not know about X-rays
1. X-rays are created by radiation coming from electrons.
General Physics
Nov 19, 2013
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Page 3 - News tagged with helical structure
RNA double helix structure identified using synchrotron light
When Francis Crick and James Watson discovered the double helical structure of deoxyribonucleic acid (DNA) in 1953, their findings began a genetic revolution to map, study, and sequence the building blocks of living organisms.
Biochemistry
Aug 26, 2013
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Nobel prize for discovering DNA up for auction
The Nobel prize awarded to Francis Crick in 1962 for discovering the structure of DNA has been put up for auction by his family along with one of his lab coats, his books and other memorabilia.
Other
Feb 25, 2013
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Wax-filled nanotech yarn behaves like powerful, super-strong muscle (w/ video)
New artificial muscles made from nanotech yarns and infused with paraffin wax can lift more than 100,000 times their own weight and generate 85 times more mechanical power during contraction than the same size natural muscle, ...
Nanomaterials
Nov 15, 2012
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Discovery of the "Pigtail" molecular cloud
A research team of the Department of Physics, Keio University, has discovered a molecular cloud with a peculiar helical structure by observation with the NRO 45m Telescope at Nobeyama Radio Observatory, National Astronomical ...
Astronomy
Sep 10, 2012
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Viruses' copying mechanism demystified, opening the door to new vaccine strategies
Certain kinds of viruses such as those that cause the common cold, SARS, hepatitis, and encephalitis, copy themselves using a unique mechanism, according to a team of Penn State University scientists that includes David Boehr, ...
Cell & Microbiology
Jul 19, 2012
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Paving the way for new single-molecule electrochemical switches
The degree of twisting of natural helical structures, such as the DNA double-helix, plays an essential role in many important biological functions. Because of their twisted architecture, artificial helices can facilitate ...
Materials Science
Jan 21, 2011
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Researchers create iridescent glass that can reflect UV or infrared light
(PhysOrg.com) -- Using nanocrystals of cellulose, the main component of pulp and paper, chemistry researchers at the University of British Columbia have created glass films that have applications for energy conservation in ...
Nanomaterials
Nov 17, 2010
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Redox response properties of largest-ever polymeric o-phenylenes uncovered
New findings by researchers at RIKEN and the Japan Science and Technology Agency (JST) have shed light on the remarkable electrochemical response properties of an elusive class of molecular helix structures, charting a new ...
Materials Science
Nov 16, 2010
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Covering the bases: Quantum effect may hold promise for low-cost DNA sequencing, sensor applications
A ghostly property of matter, called quantum tunneling, may aid the quest for accurate, low-cost genomic sequencing, according to a new paper in Nature Nanotechnology Letters by Stuart Lindsay and his collaborators at the ...
Bio & Medicine
Mar 22, 2009
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