If you need to print, scan, copy, and even fax, then the best all-in-one printers are the way to go. I've extensively tested two hundred units, and these are my top-rated models. All-in-one (AIO ...

An curved arrow pointing right. The Large Hadron Collider is back in action at the CERN laboratory after receiving a big upgrade in the time since its last run in 2012. The particle collider is ...