A rapidly warming Arctic is driving long-lasting summer extremes, such as this month’s sweltering temperatures, new research ...

Scientists warn against reading too much into a small experiment about ChatGPT and brain activity that is receiving a lot of ...

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Recent observations have revealed carbon monoxide venting from the largest comet ever seen, providing clues about its origins ...

When HHS’ Vaccine Safety Datalink was set up in the early 1990s, it was the envy of the world. There are now also good systems in Denmark, England, Israel, and Australia, but the U.S. system has ...