Computing
- Computing
Diffusion may keep big knots out of DNA
A new computer simulation shows the way two knots on a strand of DNA could pass through each other without adding any additional snarls.
- Quantum Physics
Major step taken toward error-free computing
Physicists have achieved nearly perfect control over a bit of quantum information, bringing them a step closer to error-free computation.
- Computing
App could cut jet lag short
A new app calculates lighting schedules to help travelers adjust quickly to new time zones.
- Computing
A tale of touching tubes
Mathematicians solve the challenge of putting seven cylinders in contact without using their ends.
- Computing
Materials’ light tricks may soon extend to doing math
A simulation paves the way toward metamaterials that can perform ultrafast complex mathematical operations using light waves.
- Health & Medicine
Forecasting system predicts peaks in flu outbreaks
A real-time forecasting system has accurately predicted the peak flu cases up to nine weeks before the outbreak.
- Computing
Fastest supercomputers
The new list of the world’s fastest computers, now in its 20th year, has China’s Tianhe-2 on top with a processing speed of 33.9 petaflops — or quadrillions of calculations per second.
- Physics
Single atoms hold on to information
Minutes-long data storage by individual atoms beats previous record of tiny fraction of a second.
- Tech
Memory upgrade
The demands of modern computing call for a seismic shift in data storage and retrieval.
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- Tech
The 3-D Printing Revolution
Using a technique known as 3-D printing, regular people can now make goods typically produced in huge quantities in factories overseas.
