Modern passenger airliners are essentially tubes-with-wings, they just happen to be tubes that are stuffed full with fancy ...

Out of the many daily puzzles available online, the New York Times’ Connections game is one of the trickiest. For those playing for the first time, the goal of Connections is to divide a block of 16 ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...