make magazine

Bacteria Battery from MAKE Volume 30

How-To: Bacteria Battery

Did you know you can generate electricity from the “metal-breathing” anaerobic bacteria found in ordinary mud? Having no oxygen to breathe, these bacteria produce energy for their growth by transferring electrons to clumps of rust and other metal oxides, in a process called dissimilatory metal reduction. Dr. Ashley Franks, director of Kโ€“12 outreach at the […]

Lily Pad Pool Warmers from MAKE Volume 23

How-To: Lily Pad Pool Warmers

With temperatures on the rise and the first day of summer only 3 weeks away, pool season is just about upon us. Back in MAKE Volume 23, rocket engineer Edward Hujsak shared an efficient, low-cost, safe, and easy way to warm your pool. His project is the Lily Pad pool warmers, and they’re essentially made […]

PVC Table from MAKE Volume 30

How-To: Slick, Sturdy PVC Furnishings

The latest issue of MAKE, Volume 30, is on newsstands everywhere, and one of my favorite projects is actually four projects in one, titled “Pipe Dreams” by Larry Cotton and Phil Bowie. Humble, readily available, and inexpensive, PVC drain pipe can be used to make a variety of unexpected projects. As the article states, PVC […]