What Is Recombinant Insulin and How Is It Made?
Recombinant insulin is human insulin made by genetically engineered microbes rather than by extracting the hormone from animal pancreases. It…
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What Is Project West Ford and How Did It Work?
Project West Ford was a U.S. Cold War experiment that released roughly 480 million copper needles into orbit to create…
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Is Pink Noise for Sleep Effective?
Pink noise for sleep is not reliably effective. In a randomized sleep-lab study, continuous pink noise at 50 decibels reduced…
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What Is Elastocaloric Cooling and How Does It Work?
Elastocaloric cooling is a solid-state refrigeration method that uses shape-memory alloys to pump heat by mechanically stressing and unstressing the…
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Can Apes Pretend?
Yes, apes can pretend. New controlled experiments with a symbol-trained bonobo named Kanzi show that a great ape can participate…
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Is Moon Dust Toxic?
What lunar regolith does to human health and equipment, and how NASA plans to control it on Artemis missions Is…
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How Does Psilocybin Produce Long-Term Antidepressant Effects?
Psilocybin appears to produce long-term antidepressant effects by inducing persistent changes in how neurons fire, a form of functional plasticity,…
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How Do Paleontologists Know When Bones Are Missing in a Dinosaur Skeleton?
Paleontologists tell when bones are missing by comparing a fossil to other specimens and close relatives, reading the joint surfaces…
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Do Surgeons Remove Visceral Fat During Other Surgeries?
Generally, no. Surgeons do not remove visceral fat around organs as an add-on during other operations. They remove only what…
