Microsoft’s digital assistant Cortana has a new trick up its sleeve – one that could not only help you be more productive, but save you from forgetting to follow up on an important email.

Investigators would need a search warrant to get people's old emails under a bill considered Tuesday by a House panel looking to update a nearly 30-year-old federal law to reflect today's communications.

Yahoo is trying to phase out passwords with an update to its mobile application for its email service.