Wifi is a radio signal, and when a radio signal passes through a solid material, it weakens—and certain materials have a bigger impact than others.

Ever wonder if your phone case is messing with your signal? Learn how different materials and designs impact your Wi-Fi and cellular connection.

Wi-Fi routers tend to be ugly. We have some favorite spots to hide them that won’t block their signal.

Frustrated with Wi-Fi woes, 5 On Your Side says it might be time for a tuneup.

Mirrors, metal furniture, microwaves, Bluetooth devices, and even aquariums can block or reflect Wi-Fi signals, drastically reducing speed and shrinking coverage.

Researchers developed a system that lets ultra-high frequency wireless signals bend around obstacles, boosting speed and ...