Regardless of the mythical qualities that are all too often attributed to vacuum tubes, they are still components that can be damaged and wear out over time. Much like with transistors and kin, they ...

There is nothing simple about a good vacuum tube tester. In fact, most tube testers were very complicated to set up for each different type of tube to be tested. Testing a quantity of different tubes ...

Hyperloop One showed off the results of its first full-system test of a magnetically levitating rail vehicle in a vacuum environment, and said its next round of testing will target speeds of 250 mph.

Virgin Hyperloop One is testing a system that would put passengers in pods hurtling through vacuum tubes. Other companies are moving ahead with similar plans. The tube used for unmanned testing by ...

One of the topics we've covered multiple times at ExtremeTech is the difficulty of continuing to scale semiconductor technology, and the related problem of improving chip performance without ...