Morse code transmits information through sequences of dots, dashes, and spaces, allowing messages to travel long distances without spoken language. Samuel F.B. Morse developed the original system in ...

An issue with Verizon on Monday led many cellphone users to look for calling alternatives. The company advised customers to access Wi-Fi communications, but iPhone users without service or internet ...

The Pixel’s Emergency SOS feature that contacts 911 can be an absolute lifesaver. It can also be incredibly easy to accidentally trigger, calling up Emergency services for no actual emergency. This ...

Following Hurricane Milton's landfall in Florida, here's how to make sure you can send messages via satellite if you have no cellular and Wi-Fi coverage. Jeff Carlson writes about mobile technology ...

Editors' Note: Verizon appears to be suffering an outage in the U.S. on January 14, 2026, which may explain the appearance of the SOS alert on your iPhone. See our Verizon outage live blog for more ...

Thousands of customers woke up Thursday morning to an SOS symbol at the top of their iPhones and no service due to a nationwide telecommunications outage. The outages were impacting AT&T customers the ...

You’re probably used to seeing a 5G, LTE, or Wi-Fi symbol in your iPhone’s status bar, but recent iOS versions have added another option to the list that may ...