Tech
- Neuroscience
Football helmet redesign can reduce concussion risk
No helmet will ever eliminate the risk of sustaining a concussions during a football game. But tweaking the design may slow the speed of head movements after a hit and reduce the risk of brain trauma.
- Planetary Science
China’s moon rover may be beyond repair
If the rover’s electronics are exposed to the extremely cold temperatures on the moon, they will break, leaving Jade Rabbit inoperable.
- Health & Medicine
Nanopackaging biodegrades after delivering cancer drug
DNA binding creates potentially nontoxic tumor-targeting structures.
- Tech
A turkey’s wattle inspires a biosensor’s design
A group of scientists from the University of California, Berkeley have developed a color-changing biosensor inspired by a turkey’s wattle.
- Materials Science
Nanotube whiskers could aid robot-human interaction
Tiny hairlike sensors made from nanomaterials are more sensitive than existing devices to detect tiny pressures.
- Animals
Head cam shows how falcons track prey
Falcons use motion camouflage to capture flying prey, a new study shows.
- Tech
Jellyfish-like flying machine takes off
Mimicking sea creatures instead of insects leads to better hovering, scientists find.
- 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.
- Tech
Reader favorites of 2013
For this issue, the editors selected the 25 most important and intriguing science stories of the year. But online readers seemed to point to a different bunch, showing just how subjective such an exercise can be.
- 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.
-
