A refurbished iPhone or Macbook could save you a lot of money — but there are some things you should consider.

See how we created a form of invisible surveillance, who gets left out at the gate, and how we’re inadvertently teaching the machine to see, think like us.

Follow my expert advice to make your Windows 11 PC faster, regardless of its age or specs, without compromising the appearance and functionality of the OS.

Preview can do more than just show you a file in macOS, as it is especially handy for annotating images and editing PDFs.