Electric vehicle charging speed depends on a number of factors, including the type of car and the level of charger used. Here ...

This technique uses uniaxial stretching to create flame-retardant, high-performing electrolytes for next-gen batteries.

Discover how to make a DIY hand-powered mobile phone charger using simple materials such as two small DC motors and a piece ...

A quick calculation: To estimate a battery’s internal resistance, you can use a simple voltage-drop method when the ...

Learn how to make a simple lemon battery and use it as an emergency phone charger in this hands-on science experiment. Watch ...