Wall Street struggles to find Facebook's worth
NEW YORK (Reuters) - In its three days of trading, Facebook's stock has dropped 18 percent from its $38 issue price. For the thousands of investors that bought at the IPO, that's bad enough, but one analysis of its earnings prospects suggests it could get a lot worse - more like $10 a share. Setting aside the hype and the cultural phenomenon that is the online networking site, Facebook Inc would be fairly priced at $9.59, according to the smattering of Wall Street estimates analyzed and modeled by Thomson Reuters StarMine. ...

News Summary: Online TV startup partial victory
THE VERDICT: Aereo, a startup that takes live TV broadcasts and sends them to mobile devices, has won a partial victory in court over the media companies that are suing it.

Google Graph Makes Search Smarter
Google's new Knowledge Graph is a new search tool that will begin rolling out starting today, and it it's meant to help you find search results faster. When you search now for popular or well-known people, places and things you'll get a box to the left of the results explaining more about that term.

SAP wants to add Ariba CEO to management board
FRANKFURT (Reuters) - SAP said on Tuesday it wanted to add Ariba's Chief Executive Bob Calderoni to the German business software maker's global managing board after closing the $4.3 billion deal. The company expects to close the acquisition in the third quarter and the transaction is expected to be accretive to SAP's earnings per share in 2013. (Reporting by Harro ten Wolde)

Dell 1Q profit, 2Q outlook miss estimates
Shares of Dell Inc. fell sharply in aftermarket trading Tuesday after the computer maker posted disappointing first-quarter results and forecast weak sales in its fiscal second quarter.

Annular Eclipse Makes 'Ring of Fire'
If you live in a band across the southwestern United States, twilight likely seemed to come early this afternoon, well before the sun actually sets, thanks to a rare annular eclipse.