Computing
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ComputingLeaf veins loopy for a reason
A computer simulation finds that leaves' circular networks are efficient at getting around damaged spots and varying distribution load.
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ComputingFirst programmable quantum computer created
System uses ultracold beryllium ions to tackle 160 randomly chosen programs.
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ComputingQuantum computers could tackle enormous linear equations
New work suggests that the envisioned systems would be powerful enough to quickly process even trillions of variables.
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ComputingMinifridge makes quantum computers last
A new study shows that if ions are kept cool, then the information they hold can be repeatedly manipulated.
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ComputingRandom numbers faster
Researchers have devised a way to use a laser to create strings of orderless bits for encryption.
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ComputingAsia: One reason America can’t afford to jettison good teachers
Asia appears to prize science and tech education far more than America does, and the result may be a waning of the West's economic and entrepreneurial dominance.
By Janet Raloff -
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PhysicsScience Stimulus
Researchers look to the new administration to bring fresh perspectives to health, energy, climate policy and science funding.
By Janet Raloff -
HumansDOE wants to become more like Bell Labs
Steven Chus prizes DOE's research prowess, but not it's ability to marshall its discoveries into marketable innovations.
By Janet Raloff -
Health & MedicineElectronic Records: A Way to Stretch Nurses
Cost savings are perhaps not even the primary benefit of the White House proposal for national electronic medical recordkeeping.
By Janet Raloff -
ComputingComputing Evolution
Scientists sift through genetic data sets to better map twisting branches in the tree of life.
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TechStimulus bill doesn’t ignore R&D
Featured blog: Here's where the economic-stimulus bill would attempt to revamp and reinvigorate federally financed research.
By Janet Raloff