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Stanford University,

Researchers discovered a novel metabolic compound that regulates appetite and body weight through interactions with neurons in the brain.

Scientists Uncover New Metabolic Compound That Controls Appetite and Weight

Scientists were recently surprised to find that the natural community of zooplankton — tiny, aquatic animals known to graze on bacteria — present in freshwater and saltwater do not clean water that is contaminated with fecal microorganisms. Pictured: One of the zooplankton found in the water samples is the adult copepod, a miniature crustacean that is about the size of the period at the end of this sentence.

Zooplankton go “Eew!” to cleaning feces-contaminated water

Illustration of AI

There’s a faster, cheaper way to train large language models

darts hitting a target

AI continues to surpass human performance; it’s time to reevaluate our tests

illustration of a puppet on a string

AI’s Powers of Political Persuasion

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