Amazon rolled out an automatic upgrade to its Alexa virtual assistant. Alexa+ has new voices and new features.

Amazon’s new generative AI–powered Alexa is more conversational, more helpful, and more human. I’ve spent a day with the voice assistant so far, and there’s a lot to love — and some things to fix. If ...

Voice control is no longer a party trick; it is the glue that holds a modern smart home together. With the right Alexa phrases, lights, locks, cameras and climate systems respond in seconds, often ...