Samsung’s MicroLED televisions like The Wall are some of the biggest TVs around. The biggest …

I entertained a guest at home last week, but he wasn’t really there.  I had a Microsoft HoloLens 2 on my head, visor down, in my dusty upstairs office. Hovering in the room was a holographic table. And then, a cartoon avatar of Alex Kipman, Microsoft’s technical fellow in charge of mixed reality. I met him in the real world …

Microsoft is updating its widely used cloud computing technology to make it easier for millions of us to dump our passwords. The tech giant is making passwordless login a standard feature for Azure Active Directory, a cloud-based service customers can use to handle their employees’ login chores, the company said at its Ignite conference on Tuesday. The three-day conference, held …