Also read Audi Recalls Flammable Cars – Again Despite their advantages, lithium-sulfur batteries have historically faced a major hurdle: limited lifespan due to energy degradation over time.

Nerd Ralph loves cheap and dirty hacks, and for that we applaud him. His latest endeavor is a LiFePO4 battery charger that he made out of parts he had on hand for under $0.50 US. (Although we ...