Despite Chinese claims that DeepSeek was produced for a fraction of other established AI models, Alphabet, Amazon, Meta and ...

Tepper, who's traditionally a deep-value investor, added to his fund's stake in Nvidia and sent 1.5 million shares of a direct competitor to the chopping block in the December-ended quarter.

Dow and S&P 500 futures are falling in premarket trading Friday. The Nasdaq 100 is rising as the stock market reacts to news of delays to President Donald Trump's reciprocal tariffs.

There exists no ‘amyloid cabal’” in Alzheimer’s research, neurologist Dennis Selkoe writes in response to Charles Piller’s “Doctored.” ...