I tell ya, when the zombie apocalypse sweeps over this planet, we’ll all be in a world of hurt. I mean, aside from avoiding zombies trying to munch our brains, how will we charge our precious portable ...

Crafting a DIY steam engine at home is not only a delightful and educational endeavour but also an excellent way for students to grasp the concept of converting thermal energy (heat) into mechanical ...

Most simple DIY comb generators seem to run out of steam about 1 GHz. I recently ran into David Bowman’s 2.4 GHz circuit and measured an upper usable range of about 6 GHz. While greatly attenuated ...