Simple Battery in an Ice Tray
A simple diy battery contains zinc and copper electrodes in an acidic solution that keeps…
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Featured
A Step Closer to Reliable Renewable Solar Energy
Renewable solar energy is a variable resource. Solar panels only work in daytime and are…
Battery Experiments
A Neat Experiment with Transformers
We have loads of transformers in our lives. We see them on street poles where…
Battery Basics
Look Who’s Treading on Tesla Turf
In March 2015 researchers at the Stockholm Environment Institute suggested electric car sales will accelerate…
Battery Experiments
How a Pile of Pennies Lights Your Life
This article is about using pennies to make a battery. We wrote about a fellow…
Featured
How a Frog’s Leg Became the First Battery
The search for the modern battery depends on bursts of inspiration separated by periods of…
Youtube comment awards
A continuation of Sandra v. Youtube. I’ve been complaining about children in clips, about misinformation…
Tesla Model 3 ☰
As you may have noticed, we are a little obsessed with electric vehicles. Also a…
Can lead acid batteries be restored?
While all lead acid batteries are rechargeable, there comes a time when it’s time to…
Calcium and Other Advances in Lead Acid Battery Technology
Lead acid batteries are pretty much the oldest batteries in the world. Over a century…