Best of Last Week – First 3D magnetic logic gate, water tractor beam and charging phones wirelessly
Charging with ultrasound: uBeam has functional prototype
Qi wireless charging standard offers more design freedom
Accused Android app pirates face criminal charges
US prosecutors on Monday unsealed indictments against six people suspected of collectively pirating millions of applications tailored for Android-powered mobile devices.
Squid skin protein could improve biomedical technologies, study shows
The common pencil squid (Loliginidae) may hold the key to a new generation of medical technologies that could communicate more directly with the human body. UC Irvine materials science researchers have d ...
Water molecules favor negative charges
(Phys.org) —In the presence of charged substances, H2O molecules favor associating with elements with a negative electrical charge rather than a positive electric charge. EPFL researchers have published ...
Toward ultimate light efficiency on the cheap
(Phys.org) —Researchers at the University of Michigan have taken a major stride toward perfectly efficient lighting that is also relatively inexpensive and simple to make. The same material can also reveal ...
Deep within spinach leaves, vibrations enhance efficiency of photosynthesis
Biophysics researchers at the University of Michigan have used short pulses of light to peer into the mechanics of photosynthesis and illuminate the role that molecule vibrations play in the energy conversion ...
Getting a charge out of water droplets
Last year, MIT researchers discovered that when water droplets spontaneously jump away from superhydrophobic surfaces during condensation, they can gain electric charge in the process. Now, the same team has demonstrated that ...
FTC sues Amazon over kids' app charges
The Federal Trade Commission is suing Amazon over charges that the company has not done enough to prevent children from making unauthorized in-app purchases, according to a complaint filed Thursday in federal court.
WiTricity's wireless charging technology is coming soon to mobile devices, electric cars, and more
More than a century ago, engineer and inventor Nikola Tesla proposed a global system of wireless transmission of electricity—or wireless power. But one key obstacle to realizing this ambitious vision has ...
MESSENGER and STEREO measurements open new window into high-energy processes on the Sun
Understanding the sun from afar isn't easy. How do you figure out what powers solar flares – the intense bursts of radiation coming from the release of magnetic energy associated with sunspots – when ...
Russian accused of hacking US retailers held for trial (Update)
A Russian national accused of hacking into US retail computer systems was arrested and ordered to face criminal charges, officials said Monday.
A plug fit for every car
If you can't find a charging cable for your cell phone, it's an inconvenience. But what if you're away from home and can't find a charging station compatible with your electric vehicle?