Psychologists have always puzzled over why people in Sweden were slower to start smoking and slower to stop. Now a group of mathematicians have worked out why.
The best of the rest from the Physics arXiv preprint server
Another chance to catch the most interesting, and important, articles from the previous week on MIT Technology Review.
A roundup of the most interesting stories from other sites, collected by the staff at MIT Technology Review.
Hiding covert messages in plain sight is becoming an increasingly popular form of cyber attack. And security researchers are struggling to catch up.
A species-altering technology is said to need careful regulation before being released into the wild.
The “world’s first family robot” is based on efforts to elicit emotional response in humans—a powerful idea, but one fraught with challenges.
The data from GPS navigating equipment is revealing the most important junctions in traffic-clogged megacities.