Sonair’s 3D ultrasonic sensor enables 360° obstacle detection using acoustic detection and ranging (ADAR) for safe AMR ...

The Allentown Public Library will host paranormal investigator Eric Mintel on Tuesday at 6 p.m. for a look into ghosts, UFO's and more.

The instrument uses the Doppler effect to create real-time, 3D maps of wind patterns above the Earth’s surface, which historically has been difficult to capture.