You can easily get carried away when trying to test things. For example, if you want to know if your car is working, you could measure the timing of the ignition and put the car on a dynamometer. Or ...

There’s still a mystique around vacuum tubes long after they were rendered obsolete by solid state devices, and many continue to experiment with them. They can be bought new, but most of us still come ...

A Dutch tech startup and a construction company on Thursday unveiled a Hyperloop test facility, a steel tube that will be used to help develop the futuristic high-speed transportation system. It is a ...

Fine Tubes (www.finetubes.com) a leading metal tubes manufacturer specialising in the aerospace, medical, chemical process, nuclear, power and oil and gas sectors has cause to celebrate as a 10 year ...

Believe it or not, every Radio Shack – hell, almost every drugstore – once had a tube tester sitting at the back, available for all to use. Pulling a bunch of tubes out of a malfunctioning radio or TV ...