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NUMBER CRUNCH

Only 1% of global lithium is currently mined in the U.S. That could be a problem.

Number Crunch logo with the text “1%: Share of global lithium output that is mined and processed in the U.S. Source: Wall Street Journal.” Below the text is an illustration of 100 batteries — with 99 filled-in batteries and 1 outline of an empty battery.
Number Crunch logo with the text “1%: Share of global lithium output that is mined and processed in the U.S. Source: Wall Street Journal.” Below the text is an illustration of 100 batteries — with 99 filled-in batteries and 1 outline of an empty battery.


Number Crunch

Unusual cold weather gave the state’s power grid a stress test. It wasn’t prepared.


For decades to come, the world will still need petroleum, Exxon may end up the last supermajor standing

Photo: VIEW press/Corbis News/Getty Images


Number of the Day

Keeping cool on a hot planet is only warming it faster


Gas prices are plummeting, but GM’s new EV Hummer will debut a game-changing battery

Illustration: Evan Weselmann

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