"I wanted to create a more practical and convenient needle scaler that can be used in tight spaces or when a traditional ...

GENIUS DIY IDEAS! SIMPLE INVENTION ...

In the 1960s, a radical aircraft design—powered by 10 engines with a cockpit perched above a giant fuselage—nearly became ...

"I thought there could be a better way to utilize a torpedo level," said an inventor, from Chambersburg, Pa., "so I invented ...