Comcast, which is under federal investigation for blocking some file-sharing traffic, is investing in a startup that delivers high-definition video using file-sharing techniques. Seattle-based GridNetworks...

Comcast, under federal investigation for interfering with the traffic of its Internet subscribers, said Tuesday it wants to develop a "Bill of Rights and Responsibilities"...

Comcast said on Wednesday it has started offering a super-fast Internet service that allows customers to download a high-definition movie in 10 minutes. The new...

Under pressure from federal regulators, Comcast reversed its stance over hampering online file-sharing by its subscribers and promised Thursday to treat all types of Internet...

Comcast and TiVo said on Thursday they have started rolling out TiVo- enabled Comcast digital video recorders in New England. The companies said in a...

Comcast, the leading U.S. cable operator, said on Monday it will integrate its e-mail and voice messaging services in a new Web-based communications center called...

Comcast has become the first U.S. cable operator to take on telecommunications providers in the cell phone market, having begun marketing the service to consumers...

Panasonic and Comcast announced an agreement for the manufacture and deployment of Comcast's new series of digital cable set-top boxes, referred to as "RNG." These...

Google and Comcast are talking about investing in Time Warner's America Online division, a move that could shift the geopolitics in the Internet world by...