Category Archives: Science

Homemade Capacitors

Posted on 2019-01-26 by M. Eric Carr

Making a working homemade capacitor with mica, aluminum foil, and a 3D printer. Continue reading →

Posted in 3D Printing, Analog, Components, Electronics, HOW-TO, Mad Science, Science, Uncategorized | Tagged , , | Leave a comment

Artifact-Free Metrology!

Posted on 2018-11-16 by M. Eric Carr

Today’s CGPM vote means that as of next May 20, all SI units will be defined in terms of natural constants, democratizing SI references. Progress! Continue reading →

Posted in Current Events, Digital Citizenship, Electronics, Fundamentals, Mechanical, Science | Leave a comment

Candles Made Dangerous

Posted on 2017-10-30 by M. Eric Carr

Ordinary household candles don’t have to be boring. With the addition of a paper towel, it can become an impressive torch… Continue reading →

Posted in DoNotTryThisAtHome, Hacks, Mad Science, Science | Leave a comment

Using Math To Answer Questions

Posted on 2017-07-30 by M. Eric Carr

Math can be used to solve all sorts of problems, once you learn how to describe the problems mathematically… Continue reading →

Posted in Math, Science | Leave a comment