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.
The wisdom of crowds breaks down when people are biased. Now researchers have discovered a simple method of removing this bias–just listen to the most confident.
The best of the rest from the Physics arXiv preprint server
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