Believe it or not, there are some retro gadgets that are even too old for us. So we must seize on them while we can, because soon the only machines that will fall into this category will be from the ...

Suppose a process line experiences motor failure every few weeks. The motor drives a grinding system that converts the raw materials from chunks to powder. After some analysis, the line’s process ...

If you like Nixie tubes and/or DIY calculators, checkout this interesting talk from the HP Handheld Conference in Orlando last month by [Eric Smith] from Brouhaha and [John Doran] from Time Fracture.

We take wireless charging for granted with many of the gadgets we use today, such as smartphones, among others. Four decades ago, electronics like calculators were relatively new inventions, and most ...

For most people, calculators are cheap and simple devices used for little more than addition and the odd multiplication job. However, when you get into scientific and graphical calculators, the ...

Hewlett-Packard (HP) today announced iPhone-app versions of three classic HP calculators: the HP 12c, HP 12c Platinum, and HP 15C. When run in landscape mode, each app uses the original ROM code and ...