Astronomers detect "wobbling high-latitude jet" in comet 3I/ATLAS, according to a preprint paper. A new mutation of flu strain A (H3N2) is driving an increase in influenza cases and hospitalizations. Bears in central Italy are evolving to become smaller and less aggressive after interacting with humans, study finds.

Major stock indexes fell Wednesday, with the S&P 500 and Dow Jones Industrial Average on pace for a fourth consecutive decline, as AI bubble concerns resumed and investors digested tepid labor data.

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