A June 21 Facebook video shows an image of the OceanGate submersible while audio of sonar beeps and thumping plays in the background. "Here's the audio of the knocking they caught from the ...

The audio appears to be sonar beeps, followed by what sounds like knocking and then clanging noises. One video on Tiktok has amassed more than 11 million views and prompted many to question the ...

My first thought was to use a sonar motion detector ... Next, I reflected that the beeping sound produced by the generic noise maker I had found at my local electronics junk store was very ...

The beeping is emanating from the Fury and Hecla ... activists eager to thwart hunters and local miners who use sonar—but neither has turned out to be true. Enter the military.

Drivers who ride a little too close to cyclists on the road could soon be caught red-handed. A new technology adopted by law enforcement in Ottawa could help enforce legal distance between ...