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A new study from Gallup found that young adults have grown less hopeful and more angry about artificial intelligence.

The ruling was a setback for the artificial intelligence start-up in its battle with the Defense Department over the use of A.I. in warfare.

The model, Muse Spark, performed better than Meta’s previous A.I. models but lags rivals on coding ability.

The company said on Tuesday that it was holding back on releasing the new technology but was working with 40 companies to explore how it could prevent cyberattacks.

The company’s A.I.-generated answers look authoritative, but they draw on an array of sources, from trustworthy sites to Facebook posts.

With new systems from companies like Anthropic and OpenAI, hackers can attack with greater speed. The defense is more A.I.

Companies are scrambling to deal with the glut.

From our jokes and slang to the White House’s policy messaging, internet “brain rot” has escaped our phones to take over … well, everything.

Harassing bots with “funny violence.” Confiding about a broken heart. Chatting with a block of cheese. Filling a void of loneliness.

As fuel costs go up, making a living as a gig driver is harder than ever.

The astronauts traveling in the Artemis II spacecraft were allowed to take smartphones with them. Sadly, they can’t connect to the internet.

Mr. Musk is requiring Wall Street firms to purchase subscriptions to his A.I. chatbot if they want to advise on one of the largest initial public offerings in history.

“The platforms should be absolutely begging Congress to regulate them, because the alternative is they get sued into oblivion by a bunch of law firms.”

OpenAI said the deal would help it “create a space for a real, constructive conversation about the changes A.I. creates.”

The European Union and national capitals are trying to make social media and algorithms less addictive and safer, especially for children.