Once upon a time, telephones were primarily point-to-point communications systems. There were options for three-way and conference calls out there, but by and large the plain old telephone system was ...

Add Yahoo as a preferred source to see more of our stories on Google. Lead Stories says: Prank Video Does a video show a real Emergency Broadcast System (EBS) or Emergency Alert System (EAS) notice ...

This video reacts to emergency alert systems from countries around the world and compares how different they sound. It includes examples from Belgium, Israel, Hong Kong, Canada, Germany, France, New ...

Add Yahoo as a preferred source to see more of our stories on Google. Imagine receiving an alert on your phone from a government agency at night, warning you about an alien attack, when you have ...