Changing physical SIM cards on your phone is always a fiddly business. First, you have to root for the little SIM tray tool ...

The cut corner on a SIM card serves a crucial practical purpose: ensuring correct orientation and preventing damage to the ...

SIM cards are all around us, and with the continuing growth of the Internet of Things, spawning technologies like NB-IoT, this might as well be very literal soon. But what do we really know about them ...

Patrick Holland has been a phone reviewer for CNET since 2016. He is a former theater director who occasionally makes short films. Patrick has an eye for photography and a passion for everything ...