I traveled to Roblox's headquarters to do a demo of a new safety feature it says will help protect child users.

Transform your old smartphone into a cost-effective home security camera. By downloading a third-party app, you can repurpose unused devices to monitor your home, children, or pets. This simple DIY ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...