Wall Street Journal Tech News Briefing

How Sam Altman and Elon Musk’s Partnership Turned Toxic

Elon Musk and Sam Altman co-founded OpenAI as a nonprofit research lab in 2015 with the mission...

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TNB Tech Minute: Microsoft Engineer Warns AI Tool Generates Violent and Sexual Images

Plus: U.S. charges Chinese national with stealing AI secrets from Google. And Epic Games says...

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Why Artists Are Playing Videogame Gigs

Music has long been a part of videogames. Now, a growing number of artists from Lady Gaga to...

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TNB Tech Minute: AI Search Startup Perplexity Doubles Valuation to $1 Billion

Plus: Salesforce CEO donates $150 million to Hawaii hospitals. And Tesla plant in Germany halts...

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What a Trade-Secrets Case Shows About U.S. Efforts to Counter China

Micron Technology is the only U.S. company that makes a type of memory chip used to store data in...

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What a Trade-Secrets Case Shows About U.S. Efforts to Counter China

Micron Technology is the only U.S. company that makes a type of memory chip used to store data in...

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TNB Tech Minute: Apple Fined $2 Billion

Plus: Former Twitter executives sue Elon Musk over unpaid severance. And Nikola appoints Thomas...

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What Elon Musk’s AI Startup Means for His Social-Media Company X

Elon Musk sued OpenAI and its CEO Sam Altman last Thursday. Musk, who helped found OpenAI in...

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TNB Tech Minute: Elon Musk Sues Sam Altman and OpenAI

Plus: Reddit will seek a valuation of up to $6.5 billion in its upcoming IPO. And Meta won’t...

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The U.S. Is Behind in Hypersonic Tech. Can Silicon Valley Help?

Hypersonic weapons and aircraft travel at five times the speed of sound or faster. Though Russia...

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TNB Tech Minute: Biden Orders Probe Into Foreign Car Parts

Plus: AI robot startup Figure receives $675 million in funding from investors including Nvidia...

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Why Nvidia Is Now Tech’s Hottest Employer

As chipmaker Nvidia rides the artificial intelligence boom to the top of its field and the stock...

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TNB Tech Minute: Elon Musk Says Tesla Sports Car Coming Next Year

Plus: Axel Springer and other European media companies sue Google. And Stripe is allowing...

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The Microsoft-Backed AI Startup That’s Taking on Silicon Valley Giants

Paris-based startup Mistral makes artificial intelligence models similar to the ones that power...

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TNB Tech Minute: Apple Ends Effort to Make Its Own Electric Car

Plus: OpenAI seeks to dismiss a lawsuit from The New York Times. And cable giant Cox buys...

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How Slowing EV Sales Are Affecting the Lithium Boom

Metals like lithium and nickel are important components of lithium-ion batteries, which, among...

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TNB Tech Minute: The Supreme Court Considers Internet Free Speech

Plus: Investment firm KKR will buy Broadcom’s end-user computing division. And BYD unveils its...

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How Meta’s Paid Subscription Tools Are Being Used to Exploit Children

Last year Meta began a broad rollout of tipping and paid subscription services on Facebook and...

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TNB Tech Minute: Nvidia Hits $2 Trillion

Plus: Change Healthcare is hit with a cyberattack. And internal reports from Meta finds that its...

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How SpaceX Is Deepening Its Ties With the U.S. Government

SpaceX has made a name for itself launching lots of big rockets. Shortly after Elon Musk founded...

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