Energy & Green Tech

New lithium batteries from used cell phones

Lithium-ion batteries are used around the world, and though over the last few years they have had some competition, such as sodium and magnesium, they continue to be indispensable due to their high density and capacity. The ...

Energy & Green Tech

A green battery for home use in rural Africa

EPFL startup hiLyte has developed an eco-friendly battery that will allow people in Sub-Saharan Africa to light their homes and charge their cell phones. The technology is currently being tested by families in Tanzania.

Energy & Green Tech

Sono Motors to put its electric car in production mode 2019

Here is a business venture, spawned off a garaged project, that is every bit in the feel-good tech story genre and they are for real. Three friends with a vision built a community to start a movement, says their promotional ...

Energy & Green Tech

Saliva-powered battery could be helpful in extreme conditions

Researchers at Binghamton University, State University of New York have developed the next step in microbial fuel cells (MFCs): a battery activated by spit that can be used in extreme conditions where normal batteries don't ...

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