Vue lecture

Trump Says Trade Deal With China ‘Is Done,’ but Offers Few Details

Two days of talks resulted in a “framework” meant to solidify terms of a deal that the superpowers reached in Geneva last month.

© Toby Melville/Reuters

News crews waiting on Tuesday outside Lancaster House in London, where U.S.-Chinese trade talks were taking place.

What to Know About China’s Halt of Rare Earth Exports

Since early April, China has stopped almost all shipments of critical minerals that are needed for cars, robots, wind turbines, jet fighters and other technologies.

© Keith Bradsher/The New York Times

A truck hauling material out of a mining valley for heavy rare earth metals in April on the outskirts of Longnan, China.

Results of Muon Experiment Offer More Precision But No Added Clarity

The deviant behavior of a subatomic particle might point to undiscovered forms of matter and energy in the universe. Or it might not.

© Reidar Hahn/Fermilab

The Muon g-2 ring in its detector hall at Fermilab in Batavia, Ill., in 2017.
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