If you're a casual track and field fan, you've probably heard of the 4x100 and 4x400 meter relays and can likely deduce how they are run from the names of the events alone. However, those are not ...

Most cars have an easily accessible fuse box under the hood or inside the cabin. Inside, you’ll find relays that control key systems—like the ignition or fuel injection. If you remove the right relay, ...

A close second is “relay logic”. Between their place in computing and telecom history and the way a symphony of click and clatter can make a geek’s heart go pitter patter, most of us just ...