2023-11-20 16:05:00生活
“冷却玻璃”将建筑热量送入太空

University of Maryland researchers aiming to combat rising global temperatures have developed a new "cooling glass" that can turn down the heat indoors without electricity by drawing on the cold depths of space.

阅读全文
2023-11-20 16:03:57医药卫生
使用应用程序练习正念可以改善儿童的心理健康

许多研究发现,练习正念——定义为培养对当下开放的注意力——对孩子有好处。在学校接受正念训练的孩子表现出注意力和行为的改善,以及更大的心理健康。

阅读全文
2023-11-20 16:02:33医药卫生
研究发现,恢复神经肌肉连接可以增强衰老小鼠的力量

斯坦福医学院的研究人员发现,一种小分子以前被证明可以通过恢复神经和肌肉纤维之间失去的连接来增强受伤或年老的实验室小鼠的力量。

阅读全文
2023-11-20 16:01:02医药卫生
研究人员开发了将人脑中的每一个细胞制成表格并进行表征的技术

大脑由多种类型的细胞组成,这些细胞被组织成不同的结构和区域。

阅读全文
2023-11-20 15:58:17考古学
板块构造惊喜:地质学家意外发现一块失落的巨型板块遗迹

Utrecht University geologist Suzanna van de Lagemaat has reconstructed a massive and previously unknown tectonic plate that was once one-quarter the size of the Pacific Ocean. Her colleagues in Utrecht had predicted its existence over 10 years ago based o

阅读全文
2023-11-20 15:58:17考古学
研究人员在14300年前的古老年轮中发现了有史以来最大的太阳风暴

An international team of scientists have discovered a huge spike in radiocarbon levels 14,300 years ago by analysing ancient tree-rings found in the French Alps.  

阅读全文
2023-11-20 15:58:16考古学
寻找世界上最古老哺乳动物化石的竞赛引发了泥浆投掷

The hunt for the world's most ancient mammals descended into academic warfare in the seventies, researchers from the University of Bristol have discovered.

阅读全文
2023-11-20 15:58:16考古学
1918年流感疫情受害者遗体的证据与长期以来认为健康的年轻人特别脆弱的观点相矛盾

New analysis of the remains of victims of the 1918 influenza pandemic, which killed an estimated 50 million people worldwide, contradicts the widespread belief the flu disproportionately impacted healthy young adults.

阅读全文
2023-11-20 15:58:15考古学
古气候学家利用古代沉积物探索非洲未来的气候

In September 2023, extreme rains struck South Africa's Western Cape province, flooding villages and leaving a trail of destruction. The catastrophic devastation is just one recent example in a string of extreme weather events that are growing more common

阅读全文
2023-11-20 15:58:14考古学
基因研究揭示了“老汤姆”和伊甸园虎鲸的进化秘密

Evolutionary biologists have for the first time decoded the genetic lineage of a famous killer whale and a pod that once worked alongside whale hunters off the coast of New South Wales.

阅读全文
2023-11-20 15:58:14考古学
尼安德特人基因变异与更大的疼痛敏感性相关

People who carry three gene variants that have been inherited from Neanderthals are more sensitive to some types of pain, according to a new study co-led by UCL researchers.

阅读全文
2023-11-20 15:58:13考古学
木乃伊化的粪便揭示了前哥伦布时代的加勒比海文化消耗了多种植物

DNA analysis of mummified feces reveals two pre-Columbian Caribbean cultures ate a wide variety of plants, like maize, sweet potato, and peanuts -- and tobacco and cotton traces were detected too, according to a study published October 11, 2023 in the ope

阅读全文
 11855   首页 上一页 902 903 904 905 906 907 908 909 910 911 下一页 尾页