Everything is now a tech thing. In creative and humorous videos, WSJ senior personal tech columnist Joanna Stern explains and reviews the products, services and trends that are changing our world.

(Reuters) -Amazon.com said on Wednesday it would discontinue its security robot, Astro for Business, for small- and medium-sized businesses as it shifts its focus to household robots. The e ...

It's not the first major attempt at developing a household robot, and in 2021 Amazon unveiled a similar small robot called Astro designed to be able to move around a home and offer help with its ...