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New Technique Could Dramatically Lower Costs Of DNA Sequencing
December 12, 2007 — Using computer simulations, researchers have demonstrated a strategy for sequencing DNA by driving the molecule back and forth through a nanopore capacitor in a semiconductor chip. The technique ... > full story -
Elasticity Of Short DNA Molecules: In Theory And Experiment
December 7, 2007 — DNA, the biomolecule that provides the blueprint for life, has a lesser-known identity as a stretchy polymer. The authors have found a flaw in the most common model for DNA elasticity, a discovery ... > full story -
Biometrics: Unlocking Doors With Your Eyes
December 4, 2007 — It is not science fiction to think that our eyes could very soon be the key to unlocking our homes, accessing our bank accounts and logging on to our computers, according to one scientist. New ... > full story -
Compact, Wavelength-on-Demand Quantum Cascade Laser Chip Offers Ultra-Sensitive Chemical Sensing
December 3, 2007 — Engineers have demonstrated a highly versatile, compact and portable Quantum Cascade Laser sensor for the fast detection of a large number of chemicals, ranging from infinitesimal traces of gases to ... > full story -
Ancient Blood Found On Sculptures From Kingdom Of Mali
December 3, 2007 — Scientists are reporting for the first time that sculptors from the fantastically wealthy ancient Empire of Mali -- once the source of almost half the world's gold -- used blood to form the beautiful ... > full story -
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Benefits And Risks Of Fitting Patients With Radiofrequency Identification Devices
November 26, 2007 — In 2004, the United States Food and Drug Administration approved a radiofrequency identification device that is implanted under the skin of the upper arm of patients and that stores the patient's ... > full story -
NIST Issues Call For A New 'Hash' Algorithm
November 8, 2007 — NIST has opened a competition to develop a new cryptographic hash algorithm, a tool that converts a file, message or block of data to a short "fingerprint" for use in digital signatures, message ... > full story -
Smell You Later: Scientists Reveal How Mice Recognize Each Other
November 2, 2007 — Scientists at the University of Liverpool have discovered that mice rely on a special set of proteins to recognize each other. Previous study assumed that another set of genes that influence smell in ... > full story -
DNA Sequencing Becomes Much Quicker
October 15, 2007 — A new DNA sequencing process is simpler, more accurate and efficient than the multiplex PCR that was previously used to sequence portions of the genome. Microarrays are used to enrich or increase the ... > full story -
New Method Of Selecting DNA For Resequencing Accelerates Discovery Of Subtle DNA Variations
October 14, 2007 — A new technology will allow researchers to more easily discover subtle and overlooked genetic variations that may have serious consequences for health and disease. Called Microarray-based Genomic ... > full story
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