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大脑如何集中注意力
2023-12-06A new UC Davis study shows how the brain reconfigures its connections to minimize distractions(分心,干扰) and take best advantage of our knowledge of situ...
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农药的使用导致蜜蜂数量下降
2023-12-06Honeybee populations have been in serious decline for years, and Purdue University scientists may have identified one of the factors that cause bee de...
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气候变化改变了信天翁的觅食习惯
2023-12-06Wandering albatrosses(信天翁) have altered their foraging(觅食) due to changes in wind fields in the southern hemisphere during the last decades. Since win...
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传染病蔓延模型公布
2023-12-06Humans are considered the hosts for spreading epidemics. The speed at which an epidemic spreads is now better understood thanks to a new model account...
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酒精如何使人上瘾
2023-12-06Drinking alcohol leads to the release of endorphins(内啡肽) in areas of the brain that produce feelings of pleasure and reward, according to a study led ...
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仙女座星系发现超亮蓝色恒星
2023-12-06Peering deep inside the hub of the neighboring Andromeda galaxy, NASA's Hubble Space Telescope has uncovered a large, rare population of hot, brig...
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古玛雅陶器中发现烟草痕迹
2023-12-06A scientist at Rensselaer Polytechnic Institute and an anthropologist(人类学家) from the University at Albany teamed up to use ultra-modern chemical analy...
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多数人未做到“一天一苹果”
2023-12-06Adults from 30 to 60 years old, especially those from lower socioeconomic backgrounds, aren't consuming the daily recommended levels of fruits and...
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气候变化正在改变着高山植被
2023-12-06Climate change is having a more profound effect on alpine(高山的) vegetation than at first anticipated, according to a study carried out by an internatio...
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生物钟紊乱易引发早逝
2023-12-06New research at Oregon State University provides evidence for the first time that disruption of circadian(生理节律的) rhythms -- the biological "clock...