Solar Eclipse Visible This Weekend
If you live in a band across the southwestern United States, twilight will seem to come early on Sunday afternoon, well before the sun actually sets.

The next digital image revolution?

Despite the explosive innovation around digital picture-taking, the end result has actually changed very little. A photo is still a photo. And a poorly focused photo is still as bad as ever. Ren Ng aims to fix that.

First Earth-Size Planets Found in Space
Scientists using NASA's Kepler space telescope say they have found two planets orbiting a distant star -- and say the planets are the first ever that are the size of Earth or smaller. That could be critical in the search for extraterrestrial life.

Yahoo to sell half of its Alibaba stake for $7.1B

Struggling Internet company Yahoo Inc. has secured a lifeline after agreeing to sell half of its prized stake in Chinese e-commerce group Alibaba for about $7.1 billion, with most of the cash going to shareholders.

If Facebook hosted a constitutional convention
Is Facebook bigger than the Constitution? In some ways, the social network already is, but it may not be big enough to host a constitutional convention.

Ahead of the Bell: Watching Facebook after the IPO
Facebook Inc.'s stock will be closely watched this week after the social network's market debut on Friday suffered some hiccups.