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脑力锻炼可能会在晚年加速痴呆
2023-12-06New research shows that mentally stimulating activities such as crossword puzzles, reading and listening to the radio may, at first, slow the decline ...
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精密控制纳米微粒的大小、形状和成分
2023-12-06With growing interest in using nanoparticles for everything from antibacterial(抗菌的) socks to medical imaging to electronic devices, the need to unders...
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致使老年痴呆症脑内斑块形成的蛋白质被发现
2023-12-06In Alzheimer's disease, the problem is beta-amyloid(淀粉体) , a protein that accumulates in the brain and causes nerve cells to weaken and die. Drugs...
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利用离子晶体测量幺牛顿
2023-12-06Physicists at the National Institute of Standards and Technology (NIST) have used a small crystal of ions(离子) (electrically charged atoms) to detect f...
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新红外线技术可应用于对抗癌症
2023-12-06A "game-changing" technique using near infrared light enables scientists to look deeper into the guts(内脏,胆子) of cells, potentially opening u...
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研究人员利用光子创造出“光子猫”
2023-12-06Researchers at the National Institute of Standards and Technology (NIST) have created "quantum cats" made of photons(光子) (particles of light...
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发展中国家航空乘客的死亡危险是发达国家的13倍
2023-12-06Passengers who fly in Developing World countries face 13 times the risk of being killed in an air accident as passengers in the First World. The more ...
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新工艺将使制造业发生革命
2023-12-06A new "smart materials" process - Multiple Memory Material Technology - developed by University of Waterloo engineering researchers promises...
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失眠、睡眠不足的男性死亡风险较高
2023-12-06A study in the Sept. 1 issue of the journal SLEEP found an elevated(提高的,高尚的) risk of death in men with a complaint of chronic(慢性的,长期的) insomnia(失眠) an...
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美宇航局严密监视飓风伯爵
2023-12-06NASA's Tropical Rainfall Measuring Mission, or TRMM satellite looked at the rate rain was falling in Hurricane Earl yesterday, and it was intense(...