With the wealth of cheap and highly integrated audio amplifier modules on the market today, it takes a special dedication to roll your own from parts. Especially when those parts include vacuum tubes, ...

Researchers have discovered a way to grow tiny micrometer-scale tubes from materials that act as catalysts and gas sensors. By making networks of these tubes, the researchers say that they could ...

Do you love Nixie Tubes? Upset that they aren’t really manufactured anymore, and the cost of old ones is rising? Why not make your own? That’s exactly what [Dalibor] of the Czech Republic is up to, ...

Just imagine, if everything that used transistors today was actually powered by beautiful vacuum tubes of old. Control yourselves, steampunkers, this 1942 RCA doc “Electrons on Parade” may blow your ...