But you have to admit that a pump that works without any apparent energy inputs looks kind of shady at first glance. The apparatus in question is a ram pump, a technology dating back all the way ...

A hydraulic ram is a clever device invented over 200 years ago that can pump water uphill with no other external source of power except for the water flowing into it and there is a way to take ...

Well, you'll probably never hear that on primetime TV, but that's why you buy this here quality magazine ... it must be well matched to itself: the pump, ram, and box should all work together.

So I'm not going to build a ram pump, but if you want to give it a go, here's a nice video showing one that really works. (Good luck.) In the meantime, let me point out the key aspects of this pump.