Energy & Green Tech

Ion-guiding separator improves lithium-metal battery performance

Lithium-metal batteries are attractive for next-generation energy storage because lithium metal offers a very high theoretical capacity. When paired with high-nickel cathodes such as NCM90, they have the potential to achieve ...

Machine learning & AI

Slow the AI race? Investors weigh the potential cost

Calls to rein in the development of ever more powerful AI models are fueling fears over the massive capital outlays in the sector—and the prospect that profits from the promised revolution might not be enough to cover them.

Machine learning & AI

Alarm over AI grows as divided U.S. Congress struggles to act

The U.S. Congress returned from recess Monday facing urgent warnings that artificial intelligence could spin dangerously out of control—and little agreement over whether, or how, Washington should intervene.

Machine learning & AI

Who should own the knowledge that underpins AI technology?

Russian mathematician Yurii Nesterov was recently awarded the Gauss Prize for outstanding mathematical contributions and his "groundbreaking work" on optimization. The award cited his work on gradient descent methods—and ...

Machine learning & AI

Is it possible to slow down the development of AI?

Top AI executives say they want to slow the breakneck pace of artificial intelligence development, but competition, U.S. government reluctance and geopolitical factors stand in the way.

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