Later this week the Houston Museum of Natural will display the remains of Lucy, a 3 million-year-old fossil discovered in Ethiopia, but the exhibit is stirring controversy is some scientific circles. Janet Babin reports.

If you haven't been paying attention to something called Second Life, you could be missing out. It's the virtual home to a whole new economy that can generate very real revenue. We asked Edward Castronova how companies can benefit.

Don't buy that new DVD player yet. Just when you thought Sony had won the hi-def home movie war and established Blu-ray as the dominant format, two major movie studios yesterday helped HD-DVD strike back. Jill Barshay has more.

Online phone provider Skype is still working on its network this morning after a software crash yesterday left some 220 million users without service. Critics say the incident highlights a glaring flaw, Stephen Beard reports.

Text-messaging has leapt over the wall of teen obsession and into the hands of the general consumer public, so some retailers are taking advantage of the technology to lure consumers to their stores. Ambar Espinoza explains.

First we had Craigslist and eBay, and their imitators of course. Now Buy.com and Facebook are teaming up to host online Garage Sales. And a new site where amateur video stars hawk used merchandise may have found a way to make Web video pay. Pat Loeb explains.

For a single man on the dating scene, the best way to break the ice — other than a cute puppy — is a woman friend doing the talking. Now a growing service is helping shy guys meet Ms. Right, or Ms. Right Now.

Seems that companies could take a lesson from the political landscape when it comes to effectively using social media and social marketing: Engage first, get money later. Curt Nickisch explains.

Sub-microscopic materials are now in hundreds of consumer products, and the tiny particles can defy standard physics and may pose a risk. The FDA is passing the buck to the EPA to regulate them. Janet Babin reports.

Cancer-causing byproducts forced the drug maker to stop production, leaving many in the developing world without inexpensive options for treating HIV. Activists want Big Pharma to step in. Helen Palmer reports.