
natural history


New butterfly species pays tribute to behind-the-scenes Smithsonian heroJune 28, 2023
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Ancient pollen grains acting like ‘sunscreen’ may have contributed to mass extinctionJanuary 23, 2023
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Down bedding of the elite discovered in burial ground from the Iron AgeNovember 24, 2021
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Planetary heartbeat? Earth has a geologic ‘pulse’ every 27.5 million yearsJune 21, 2021
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