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古生物学家发现大型霸王龙化石
2023-12-06Paleontologists with the Burke Museum of Natural History and Culture and the University of Washington have discovered a Tyrannosaurus rex, including a...
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患病的动物自行孤立以减少疾病传播
2023-12-06When animals get sick, they may change their behaviour, becoming less active, for example. The study's lead author, Patricia Lopes from the Depart...
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侏儒负鼠冬眠时能感知危险
2023-12-06What happens to hibernating or torpid animals when a bushfire rages? Are they able to sense danger and wake up from their energy-saving sleep to move ...
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如何减少老年人的骨折风险
2023-12-06Lebanon, NH -- (Aug. 22, 2016) Fragility fractures -- those that occur at standing height -- are a significant source of sickness and death among the ...
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与家庭成员关系密切的老年人死亡几率小
2023-12-06For older adults, having more or closer family members in one's social network decreases his or her likelihood of death, but having a larger or cl...
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比邻星系发现一颗宜居行星
2023-12-06Astronomers using ESO telescopes and other facilities have found clear evidence of a planet orbiting the closest star to Earth, Proxima Centauri. The ...
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人类祖先露西因何而死
2023-12-06Lucy, the most famous fossil of a human ancestor, probably died after falling from a tree, according to a study appearing in Nature led by researchers...
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科学家发现使陈年老酒变香的酶
2023-12-06Researchers have discovered an enzyme that plays a leading role in the formation of compounds that give aged wines their sought-after aroma. The enzym...
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非洲草原上的大象数量大幅下降
2023-12-06Paul G. Allen's Vulcan Inc. today announced the results of the $7 million, three-year Great Elephant Census (GEC - http://www.greatelephantcensus....
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雷暴会造成汞污染
2023-12-06In the southern United States, an afternoon thunderstorm is part of a regular summer day. But new research shows those storms might be doing more than...