Secret springing prior art is not. The U.S. Court of Appeals for the Federal Circuit has long held that, to qualify as a "printed publication," a reference must be sufficiently accessible to the ...

Border czar Tom Homan had a simple message for the Haitian gangster who defiantly yelled “F–k Trump, Biden forever!” and how he was “not going back to Haiti” when he was picked up during ...

Check out this interesting wideband AC millivoltmeter circuit from 1990. The simple design features 12 ranges, decent accuracy, 200 µV accuracy, and a frequency range from 20 Hz to more than 2 MHz.

The below circuit diagram uses Arduino UNO R4 WiFi as a main controller, but you can use any other microcontroller by swapping it and making little modifications to the code. Here I decided to use ...