A conventional doorbell often uses a physical bell, or a digital equivalent with a rudimentary speaker, to make the ...

If you don’t already have a video doorbell–at your front door at the very least–you should consider adding one. In addition to making it easier for your visitors to let you know they’re on ...

A sharp crash that sounds like glass shattering or ice cracking has been documented as likely the world's first audio recording of a meteorite crash. It came by chance from a doorbell camera, recorded ...