The patterns were really calibration tools for engineers, helping the TV technicians adjust the quality of the transmission and you at home could adjust your rabbit ears.

A Seattle-area startup called Pattern Computer is developing a rapid COVID-19 test based on patterns in light from spit, one of several projects moving ahead from the 7-year-old company that ...

It is a big anniversary in the history of our station, KOTV. In 2024, we are celebrating 75 years on the air. October 15 is the anniversary of the first time we showed a test pattern on TV and the ...