Microsoft’s new Cortana voice assistant: Microsoft is introducing a new feature in its Bing app for Windows 10 that lets you say, “Alexa, open the Cortana app,” to open a search box that will let you search for and use a wide variety of Microsoft apps and services.

Microsoft has just released a new app called Cortana.It will let people ask Cortana questions and get answers that are based on the context of what they’re typing.Cortana is similar to Alexa, the voice assistant you can ask to open the Microsoft website, and is now available in the Windows 10 version of Bing.Cortana lets …