The history and development of batteries

Batteries are so ubiquitous today that they're almost invisible to us. Yet they are a remarkable invention with a long and storied history, and an equally exciting future.

Aqua Star USA creates a two man underwater scooter

(PhysOrg.com) -- Have you ever had a Jacques Cousteau fantasy? A yearning to live your own version of 20,000 leagues under the sea? Or maybe, you just want to see the great barrier reef on something other than the Discovery ...

Scientists reveal the hidden costs of cobalt mining in DR Congo

In recent years, the demand for cobalt, a crucial component of rechargeable lithium-ion batteries for smartphones and electric cars, has been on the increase. Around 60 percent of the world's cobalt supply comes from the ...

A rechargeable battery to power a home from rooftop solar panels

A team of Harvard scientists and engineers has demonstrated a rechargeable battery that could make storage of electricity from intermittent energy sources like solar and wind safe and cost-effective for both residential and ...

Future batteries: Lithium-sulfur with a graphene wrapper

What do you get when you wrap a thin sheet of the "wonder material" graphene around a novel multifunctional sulfur electrode that combines an energy storage unit and electron/ion transfer networks? An extremely promising ...

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