I haven’t had time for an update in a while. But great things are afoot. So in the meantime I give you: SWEDISH PULSE JET SLEDS… ON ICE! Fun times start at 1:05.

<img decoding=”async” loading=”lazy” class=”alignnone size-full wp-image-629” title=”Discovery Channel video” src=”uploads/2012/02/discovery1.jpg Pip and I w…

I gave another talk at Ada’s Technical Books: this time about the (nearly completed) Tesla gun. The audio isn’t perfect, and it very tragically ends just before the spectacular spark demonstration, bu…

What better way to ring in the new year than with a 3d photobooth that auto-posts to Flickr? May your 2012 be full of joy… and SCIENCE! <img decoding=”async” loading=”lazy” class=”al…

To celebrate the season this year, I got together with some friends to make gingerbread houses. My contribution: Gingerbread Wardenclyffe, with real lightning action! <img decoding=”async” loa…

After tragically melting my previous HV switch, and given that a 15kV multi-ampere switch isn’t exactly something you find at Radio Shack, I’ve had to resort to more drastic measures. It was time to m…

Here’s a great article on the importance of deflocculants and specific gravity in maintaining your slip suspensions. A more modest title might be, “How to keep your mud pourable, but not too wet.” Yes…

A friend pointed out that it’s been ten years this month since I wrote an article about a particularly infamous DIY Wi-Fi antenna. While it was never a particularly efficient antenna, it served as an …

I’ve made a little progress with the mini-coil. I have two flyback drivers up and running. Each circuit fits nicely inside a 2″ ABS cup potted with silicone, now dubbed the hockey puck of DOOM. …

I’m working on a small Tesla coil project. After hours of winding and letting the polyurethane cure, there’s nothing quite like the thrill of finding the resonant frequency of your secondary + top loa…