Best of Last Week – First 3D magnetic logic gate, water tractor beam and charging phones wirelessly
Hydrogen fuel cell for phone charging set for 2013
Pumping draws arsenic toward a big-city aquifer
Naturally occurring arsenic pollutes wells across the world, especially in south and southeast Asia, where an estimated 100 million people are exposed to levels that can cause heart, liver and kidney problems, ...
'Roadmap' of human metabolism offers new understanding of cancer, obesity, more
(Medical Xpress)—An international consortium of researchers has created the largest computer model of human metabolism to date, an astonishingly detailed roadmap that points the way to better understanding of cancer, obesity, ...
'Fat worms' inch scientists toward better biofuel production
Fat worms confirm that researchers from Michigan State University have successfully engineered a plant with oily leaves—a feat that could enhance biofuel production as well as lead to improved animal feeds.
Molecular twist helps regulate the cellular message to make histone proteins
Histone proteins are the proteins that package DNA into chromosomes. Every time the cell replicates its DNA it must make large amounts of newly made histones to organize DNA within the nucleus.
Researchers zap huge global spam 'botnet'
A huge global 'botnet' responsible for sending out millions of spam messages each day has been shut down by a collaborative effort from security experts in the US, Britain and Russia, researchers said.
Molecular controller switches off genetic material
(Phys.org) -- Genetic material has many inactive sections that are of major importance for cell identity and genome stability. The HP1 protein takes on key functions in shutting down such genomic sequences. ...
Collaboration encourages equal sharing in children but not in chimpanzees
Children as young as three years of age share toy rewards equally with a peer, but only when both collaborated in order to gain them.
Museum says mummy was Peruvian girl who lived centuries ago
Museum officials in Ohio say medical scans of mummified remains show they are those of a girl who lived more than 500 years ago in Peru.
Genome assembly in the spotlight
The largest systematic assessment the process of genome assembly is published today in BGI and BioMed Central's open access journal GigaScience. The second Assemblaton competition saw 21 teams submit 43 entries based on dat ...
Research leads to portable DNA testing device
(Phys.org) —More than 10 years of research and development have led to the introduction of a portable DNA analysis device that relies on technology developed by University of Virginia professor James P. ...
British butterfly desperate for warm weather this summer
(Phys.org) —Butterflies are extremely sensitive to changes in temperature and new research has revealed that when summer weather turns bad the silver-spotted skipper battles for survival.
Important find shows how gene regulators select different partners to form different organs
Scientists at the Agency for Science, Technology and Research's (A*STAR) Genome Institute of Singapore (GIS) have discovered that key gene regulators work in pairs to trigger stem cells to differentiate into specific cell ...