Food shortages in developing countries have always been difficult to monitor in real time. But mobile phone data is changing that, say demographers.
Advances in machine vision will let employers, governments, and advertisers spot you in photos and know exactly what you’re doing in them.
The “world’s first family robot” is based on efforts to elicit emotional response in humans—a powerful idea, but one fraught with challenges.
Evolutionary biologists have long thought that lying ought to destroy societies. Now computational anthropologists have shown that nothing could be further from the truth.
The first large-scale measurements of the way humans play Rock-Paper-Scissors reveal a hidden pattern of play that opponents can exploit to gain a vital edge.
Ranking countries by their “networked readiness” reveals a major geopolitical digital divide.
If electric cars become popular quickly, the demand for charging them is likely to exceed supply. Now mathematicians have worked out how electricity companies can distribute their power fairly to car owners. But the price–accurate information about driving habits–may be too much to ask.
Smart fridges have never been good enough to make a difference. But a team of Korean scientists hope to change that with a new approach to the problem of making kitchen coolers clever.
Computer scientists have discovered a way to number-crunch an individual’s own preferences to recommend content from others with opposing views. The goal? To burst the “filter bubble” that surrounds us with people we like and content that we agree with.
Big Data is revolutionizing 21st-century business without anybody knowing what it actually means. Now computer scientists have come up with a definition they hope everyone can agree on.