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

Discover the fascinating world of magnetism and electricity with these hands-on science experiments! This video demonstrates how to build a homemade compass, create a simple speaker, construct an ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. There are those who say ours is the age of the battery. New and ...

Before the age of lithium batteries, any project needing to carry its own power had to rely on batteries that were much less energy-dense and affordable. In many ways, we take modern lithium ...

Lithium-ion batteries with recycled cathodes can outperform batteries with cathodes made from pristine materials, lasting for thousands of additional charging cycles, a study finds. Growing demand for ...

A new water-based battery design is safer and more energy-efficient than traditional lithium-ion batteries, Chinese researchers claim. The water-battery has a lifetime of over 1,000 charge-discharge ...

As part of the goal of tackling climate change, more and more people are using electric vehicles, which produce just a fraction of the carbon dioxide emissions as their gasoline-powered counterparts.

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