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Coulomb’s Law Still in Force at Oxford
There’s an old bell chiming at venerable Oxford University, England. It has been doing so since 1840, relying on a…
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Battery Experiments
Make a Simple Electric Train with Batteries
To make a simple electric train not as complicated as the picture, and have endless fun with friends you need…
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Climate Change Emergency Tips: After A Flood
In a previous post, we discussed what to do in preparation for floods and what to do during them. Today,…
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A Brief History of Flow Batteries
We wrote yesterday about flow batteries. And how a professor hopes to use them to realize his dream of universal…
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Instant Battery Charges, A Bright Idea
Battery charging time is one of the greatest challenges facing the electric vehicle industry. Because motorists are accustomed to ‘recharging’…