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Amazon and Google Eat Into Nvidia’s A.I. Chip Supremacy

The rivals made billions of dollars in the business over the past year, showing other companies that Nvidia isn’t the only game in town.

Β© Christie Hemm Klok for The New York Times

Google’s chips for artificial intelligence are increasingly being used by companies other than Google.
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Silicon Valley Wants to Build A.I. That Can Improve A.I. on Its Own

Ricursive Intelligence, founded by two former Google researchers and valued at $4 billion, is among several efforts to automate the creation of artificial intelligence.

Β© Cayce Clifford for The New York Times

Anna Goldie and Azalia Mirhoseini, the founders of Ricursive Intelligence, at the start-up’s offices in Palo Alto, Calif.
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Louis E. Brus, Nobel Laureate Who Illuminated the Nanoworld, Dies at 82

He accidentally created some of the first quantum dots, tiny semiconductors that now power many electronics.

Β© Eduardo Munoz Alvarez/Associated Press

Louis E. Brus in 2023. β€œThe entire field of nanoscience and nanotechnology owes a huge debt to him,” said Moungi Bawendi, a chemist who shared the Nobel Prize with Dr. Brus and Aleksey Yekimov.
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Trump Administration Nears Trade Deal With Taiwan

The deal would cut tariffs and include a commitment from Taiwanese Semiconductor Manufacturing Corporation, the island’s chip giant, to build more manufacturing plants in the United States.

Β© Loren Elliott for The New York Times

A Taiwan Semiconductor Manufacturing Corporation facility under construction in Phoenix. As part of the trade deal, the company would commit to building more semiconductor facilities in Arizona.
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Nvidia Details New A.I. Chips and Autonomous Car Project With Mercedes

At the CES conference, Jensen Huang, the company’s chief executive, said the more efficient and powerful chip would begin shipping later this year.

Β© Eric Lee for The New York Times

Nvidia’s Vera Rubin on display at a company conference in October. The new chip is named for an astronomer whose research supported the existence of dark matter.
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China Is Getting Much of What It Wants From the U.S., Including Chips

For China, President Trump’s moves to loosen chip controls, soften U.S. rhetoric and stay silent on tensions with Japan amount to a rare string of strategic gains.

Β© Haiyun Jiang/The New York Times

President Trump and Xi Jinping, China’s leader, after their meeting in Busan, South Korea, in October. Mr. Trump’s latest moves extended the conciliatory posture he struck at this summit.
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