An app named Evi uses semantic data to provide a wider range of answers.
Researchers show how simple programs posing as real people can shape interactions on Twitter.
A system with foot-level cameras aims to cure the problem of multiple people using one touch screen.
In this section, we examine the social technologies driving political change in the Arab world.
Are Facebook and Twitter really behind the revolutions shaking the Middle East? Or just artifacts of modern social upheaval? More >
Just how ants create the highly efficient network of trails around their nests has never been fully understood. Now researchers think they've cracked it
The pattern of calls and texts between humans reveals how women invest more heavily in their main relationship than men; and how this changes as they age.
The perfect secrecy offered by quantum mechanics appears to have been scuppered by a previously unknown practical problem, say physicists.
Although unaffected for now, other surveillance technologies may face similar scrutiny before long.
Samsung's new television integrates a number of technologies that have been gathering steam in recent years.
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