Watch: TechBytes: WiFi, File Sharing
Five cable operators will team up to give customers more access to WiFi.

Photos: Black Hole Shreds Star
The Lyrid meteor shower was so bright that it could been during the day and night from California to Nevada.

FBI Investigates 'Revenge Porn' Website Founder
The FBI is investigating the founder of a "revenge porn" website, where scorned lovers were posting nude photos and videos of their ex-partners anonymously.

Mammoth 'Butchered' by Ancient Man
A young woolly mammoth, found remarkably well preserved in the tundra in Siberia, may have been attacked by lions -- but scientists say there are signs it was then butchered by ancient humans.

Funds with Facebook hammered as proxy by shorts
(Reuters) - Some investment funds have paid a price for their friendship with Facebook since the social networking giant went public last week. Firsthand Technology Value Fund and GSV Capital Corp, two closed-end funds that bought shares of the social media company before the IPO, have taken a beating, used as proxies for betting against Facebook. "Until investors can actually short Facebook, they have to keep shorting things that can give them some sort of proxy for Facebook," said Thomas Vandeventer, manager of the Tocqueville Opportunity Fund, which owns shares in both closed-end funds. ...

New ad zapper has TV networks worried about sales
The maker of a new DVR that lets consumers zap away broadcast TV commercials at the touch of a button suggested Tuesday that the networks are being short-sighted in opposing the technology.