A few months ago we brought you some experiments from [Bill Meara, N2CQR], in which he investigated the use of a glue stick as the former for a permeability tuned inductor. His set-up was very much in ...

Many inventions happen not by design but through failure. They don’t happen through the failure directly, but because someone was paying attention and remembered the how and why of the failure, and ...

If you purchase an independently reviewed product or service through a link on our website, SheKnows may receive an affiliate commission. The list of mandatory school supplies has certainly changed ...