With microblogging services, such as Pownce, Jaiku, Twitter, and Facebook, the mundane is the message.
Will it help make people healthier?
Rethinking privacy in an immodest age.
Plug-in hybrids could bring gas-free commutes. But will they make it to market?
The Supreme Court sent a message to "patent trolls": your paydays are numbered.
It's been 10 years since IBM's Deep Blue beat Garry Kasparov in chess. A prominent philosopher asks what the match meant.
Our reporter enters the new world of neuroenhancers.
How modeling societies in silico can help us understand human inequality, revolution, and genocide.
Registered-traveler programs have privacy implications.
For the legions of Internet users contributing to new "human-assisted search" sites, no job is too small.