Building a better battery is the holy grail for people who want better technology. Now researchers at the University of Texas, Austin say they may have found that battery — or something close. But their claims have sparked controversy.
At the center of this debate is a towering figure in the world of science — John Goodenough, who teaches material science at the university.
In 1980, his work led to the invention of the lithium-ion battery — now crucial to powering everything from cellphones and laptops to electric cars. For a lot of people, that would probably be enough. But at 94 years old, he's still at it.
"All the young people that I had as postdocs are getting ready to retire," he says, laughing.
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