Add Yahoo as a preferred source to see more of our stories on Google. Viral clap light. Clap lights feel so nostalgic. Growing up, I saw them in reruns of '80s sitcoms and later used as a gimmick on ...

As the gadgets and gizmos around us get smarter, more of them have begun incorporating some form gesture-control to increase its efficiency of operation. But like the decades-old Clapper — you know, ...

This is a simple clap switch circuit with high sensitivity. The only unusual component is the single coil latching relay. While there are numerous means of generating the latching function, the ...