If they're out there, other advanced civilisations should be emitting waste energy like hot exhaust. And that provides a good way to spot them, argue SETI experts.
The best of the rest from the Physics arXiv preprint server.
If you share an on-line movie account with other people in your household, you probably receive some inappropriate recommendations. That may soon change.
Microsoft’s failed efforts to resist a U.S. warrant for data stored in Ireland show how American law enforcement policies conflict with foreign privacy laws.
Another chance to catch the most interesting, and important, articles from the previous week on MIT Technology Review.
Computer security experts have failed to close a loophole that allows an attacker to easily download cryptographic keys from an encrypted computer.
A roundup of the most interesting stories from other sites, collected by the staff at MIT Technology Review.
Ever since the first hack of a commercial quantum cryptography device, security specialists have been fighting back. Here's an update on the battle.
A promising technique for synthetic biology is fraught with risks.