Users care about simplicity, not privacy, which is why portable identities are destined to be controlled by corporations instead of by open standards.
Congressmen can call for the site to be shut down, but that may prove nearly impossible.
The discovery that natural clay forms a protective shell around tiny air bubbles has profound implications for our theories about the origin of life on Earth.
The best of the rest from the Physics arXiv this week
A magician's card trick has prompted a mathematical re-evaluation of the limits on data compression.
Bikers who want to measure the total vertical distance they travel during a ride are in for a shock. A new experiment shows there is no unique answer to this problem.
iRobot’s CEO says robots will help the elderly and infirm live independently, for longer.
French scientists unveil a plan to site antineutrino detectors off the coast of rogue nations suspected of operating clandestine nuclear reactors.
Under simulated real-world driving conditions, the electric car fails to reach 100-mile range goal.
The "phonekerchief," which blocks cell phone signals, might be the ultimate 21st century Thanksgiving place setting.