The mysterious force acting on the Pioneer spacecraft seems to be falling exponentially. That’s a strong clue that on-board heat is to blame, says NASA.
A new class of historian races against time to preserve our understanding of the inner workings of obsolete technologies.
And now, with a device powered only by forward osmosis, it’s eco-friendly, too. The device is being tested aboard the last NASA shuttle mission.
A new project aims to create far smarter voice recognition software.
Evidence is emerging that a small galaxy, with a huge central black hole, must have recently collided with the Milky Way, say astronomers.
Red and orange suns would light the skies of the most exotic exo-Earth yet discovered
Facebook appears to be happy to take advertisers’ money in exchange for a slow drip of users to Google+.
The best of the rest from the Physics arXiv this week
Third-wave human-computer interaction, where users engage with machines on an emotional and even physical level, saw little expression in the marketplace until a bunch of geeks jumped ship for the sex-toy industry.
A task force calls for safety upgrades, but the nuclear industry worries about their cost.