Yahoo Inc. is rolling out a corporate instant messaging (IM) client that it hopes will elbow out fierce market competitors by offering interoperability with its popular consumer IM product, Yahoo ...

Yahoo plans to improve the PC-to-PC voice communications feature of its Yahoo Messenger instant messaging service, replacing the current walkie-talkie technology with a persistent connection. Instead ...

Security researchers say new vulnerability in Yahoo's IM program can potentially cause unwanted code to run on a PC A new vulnerability in Yahoo’s instant messenger program can potentially cause ...

MIAMI – Yahoo Inc. has decided to ditch its fee-based instant messaging service for business users, acknowledging that the development of this type of offering lies beyond its core strength as a ...

Yahoo Inc. today launched a new suite of voice services designed to enhance consumers’ ability to communicate and access information on the Internet — and it’s free. Sadhana Jolliete, senior producer ...