The inventor of Second Life has spent 15 years chasing the dream of living in virtual space. Can his new company finally give virtual worlds mass-market appeal?
Google says using a small USB stick to vouch for your identity is more secure than either a password or conventional two-factor authentication.
Cryptography could keep electronic investigations under control.
Want regulations to preserve the open Internet? Be careful what you wish for.
The disparity between the rich and everyone else is larger than ever in the United States and increasing in much of Europe. Why?
A computer-controlled text message service could direct Ebola cases to appropriate medical facilities and track the spread of the disease in the process--provided it can raise the necessary funding.
Apple's SIM card that lets you switch wireless carriers on the fly could lead to cheaper communications.
Urban "Fingerprints" Finally Reveal the Similarities (and Differences) Between American and European Cities
Travelers have long noticed that some American cities "feel" more European than others. Now physicists have discovered a way to measure the "fingerprint" of a city that captures this sense.
If large numbers of commercial drones are to take to the skies, they'll need an air traffic control system.