Workers in the digital era can feel at times as if they are playing a video game, battling the barrage of e-mails and instant messages, juggling documents, Web sites and online calendars. To cope, people have become swift with the mouse, toggling among dozens of overlapping windows on a single monitor. (Today)

Stephen Wolfram, a 52-year-old scientist, software designer and entrepreneur, tends to go his own way -- often with noteworthy results. He published his first physics paper at 15, earned his Ph.D. from Caltech at 20 and two years later won a MacArthur prize. (Yesterday)

Lots of people love their cellphones. Facebook, so far, is not a big fan. (02/06/2012)

PARIS -- European activists who participated in American Internet protests last month learned that there was political power to be harnessed on the Web. Now they are putting that knowledge to use in an effort to defeat new global rules for intellectual property. (02/06/2012)

BERLIN -- As Wall Street prepares for a record, multibillion-dollar initial stock sale from Facebook, the social networking site, a meeting with the potential to shape the economics of the deal was set to take place Monday in Vienna. (02/06/2012)