News tagged with molecular computing

DNA traces cattle back to a small herd domesticated around 10,500 years ago

All cattle are descended from as few as 80 animals that were domesticated from wild ox in the Near East some 10,500 years ago, according to a new genetic study.

Biology / Evolution

created Mar 27, 2012 | popularity 5 / 5 (7) | comments 0 | with audio podcast

Researchers engineer molecular magnets to act as long-lived qubits

(PhysOrg.com) -- Some physicists today are investigating the possibility of using molecular magnets as information storage units in future quantum computers. Molecular magnets are molecules whose magnetic ...

Physics / General Physics

created Mar 21, 2012 | popularity 4.8 / 5 (14) | comments 0 | with audio podcast feature

Indonesian 'Eves' colonised Madagascar 1,200 years ago

Several dozen Indonesian women founded the colonisation of Madagascar 1,200 years ago, scientists said on Wednesday in a probe into one of the strangest episodes in the human odyssey.

Biology / Other

created Mar 21, 2012 | popularity 4.4 / 5 (11) | comments 5

Researchers show the way forward for improving organic and molecular electronic devices

Future prospects for superior new organic electronic devices are brighter now thanks to a new study by researchers with the DOE's Lawrence Berkeley National Laboratory (Berkeley Lab). Working at the Lab's ...

Nanotechnology / Nanomaterials

created Mar 20, 2012 | popularity 5 / 5 (4) | comments 1 | with audio podcast

Unraveling biological networks

A new approach to disentangling the complexities of biological networks, such as the way in which proteins interact in our body's cells has been developed by researchers in China. The team's algorithm could allow biologists ...

Biology / Cell & Microbiology

created Mar 05, 2012 | popularity 4.7 / 5 (3) | comments 0

ORNL completes first phase of Titan supercomputer transition

Oak Ridge National Laboratory's Jaguar supercomputer has completed the first phase of an upgrade that will keep it among the most powerful scientific computing systems in the world.

Electronics / Hardware

created Feb 29, 2012 | popularity not rated yet | comments 0

Scientists image the charge distribution within a single molecule for the first time

(PhysOrg.com) -- IBM scientists were able to measure for the first time how charge is distributed within a single molecule. This achievement will enable fundamental scientific insights into single-molecule ...

Nanotechnology / Nanophysics

created Feb 27, 2012 | popularity 4.8 / 5 (15) | comments 1 | with audio podcast

Researchers model potential of toxic algae photoreceptors

Blue-green algae is causing havoc in Midwestern lakes saturated with agricultural run-off, but researchers in a northwest Ohio lab are using supercomputers to study a closely related strain of the toxic cyanobacteria ...

Chemistry / Biochemistry

created Jan 26, 2012 | popularity not rated yet | comments 0 | with audio podcast

Method identifies mutations that drive genetic diseases

(PhysOrg.com) -- For the first time, a new computational method allows researchers to identify which specific molecular mechanisms are altered by genetic mutations in proteins that lead to disease. And they ...

Biology / Biotechnology

created Jan 19, 2012 | popularity 4 / 5 (2) | comments 0 | with audio podcast

A good nose: Researchers decipher interaction of fragrances and olfactory receptors

Banana, mango or apricot - telling these smells apart is no problem for the human nose. How the olfactory organ distinguishes such similar smells has been uncovered by an interdisciplinary team of German researchers at the ...

Chemistry / Analytical Chemistry

created Dec 13, 2011 | popularity not rated yet | comments 0

Iodate refuses to intimidate

Like a bull in a china shop, a massive, iodine-based ion called iodate should disrupt the surrounding water molecules until it is forcibly expelled. However, it doesn't. This disconnect between the molecule's ...

Chemistry / Materials Science

created Nov 08, 2011 | popularity 5 / 5 (1) | comments 0

High-performance simulation, neutrons uncover three classes of protein motion

Molecular motion in proteins comes in three distinct classes, according to a collaboration by researchers at the Department of Energy's Oak Ridge National Laboratory and the University of Tennessee, in research ...

Physics / General Physics

created Sep 30, 2011 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast

Realistic simulation of ion flux through membrane sheds light on antibiotic resistance

As the gatekeepers of ion flow through cell membranes, ion channels are of key interest in numerous cellular processes. Now, a new study describes an innovative new computational model that realistically simulates the complex ...

Biology / Other

created Aug 16, 2011 | popularity 5 / 5 (1) | comments 0

Researcher uses computer science to solve a genetic puzzle

(PhysOrg.com) -- Hairong Wei is a molecular biologist who turned to his other passion -- computer science -- to remove a major research roadblock. His cross-disciplinary efforts have produced a new computer-based ...

Biology / Other

created Jun 15, 2011 | popularity 4.7 / 5 (3) | comments 1

Single molecule performs multiple logic operations simultaneously

(PhysOrg.com) -- While molecules have already been used to perform individual logic operations, scientists have now shown that a single molecule can perform 13 logic operations, some of them in parallel. The ...

Nanotechnology / Nanophysics

created May 23, 2011 | popularity 4.6 / 5 (17) | comments 9 | with audio podcast feature