Here are some brief reports about science and technology from around the world, including one, from the dormant volcano Llullaillaco in Chile, about a mouse that is the highest-dwelling mammal ever documented.

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COVID might be fought efficiently with fewer shutdowns by restricting activities only in a particular area with a population up to 200,000 when its case rate rises above a chosen threshold.  

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Horseflies misjudge landings on zebra patterns, compared with solid gray or black surfaces, which provides evidence for why evolution came up with the black-and-white pattern.

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Need a break from politics and the pandemic? You’re probably not in the Amazon rain forest right now, but we can take you there in audio. Today, in part three of our three-part audio sound escape, we ascend into the trees where howler monkeys and crimson-crested woodpeckers rule the airwaves.

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Need a break from politics and the pandemic? You’re probably not in the Amazon rain forest right now, but we can take you there in audio. Today, in part two of our three-part audio sound escape, we descend into a nighttime flood of frog music.

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Need a break from politics and the pandemic? You’re probably not in the Amazon rain forest right now, but we can take you there in audio. Today, in part one of our three-part audio sound escape, we listen to dolphins hunting among the trees.

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The concave-eared torrent frog's unusual ear anatomy lets it hear high-frequency calls, which gives a mating advantage to the littler males that sing soprano.

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Here are some brief reports about science and technology from all over, including one from the United Arab Emirates about the the first interplanetary mission by an Arab country.

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We wrap up our preelection series with Scientific American senior editor Jen Schwartz, who talks about the possible effects of the election results on technology development and use. 

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Scientific American senior editor Mark Fischetti and associate editor Andrea Thompson talk about this election and the future of U.S. energy research and policy.

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