Scientists Discover Troubling Link Between Processed Foods and Preschool Behavior
幼儿饮食中超加工食品含量较高与两年后更多的行为和情感挑战有关。 The preschool years are a critical period for both brain development and the formation of lifelong eating habits.多伦多大学领导的新研究表明,孩子们在这个窗口期吃的东西可能与 [...]
The World’s Biggest Population Fear Has Flipped – and It Could Change Everything
出生率下降揭示了更深层次的社会问题:许多想要孩子的人感到受到经济、住房、性别和气候压力的阻碍。 Birth rates have been falling around the world since the height of the baby boom that followed the Second World War.在包括澳大利亚在内的许多地方,它们现在都低于更替水平。在 [...]
Interstellar Visitor 3I/ATLAS Is Bursting With an Unexpected Chemical
天文学家发现星际彗星 3I/ATLAS 含有异常大量的甲醇。 Every interstellar object that passes through our solar system offers a rare chance to sample material forged around another star.现在,使用阿塔卡马大型毫米/亚毫米阵列 (ALMA) 对彗星 3I/ATLAS 进行的新观测揭示了一个化学惊喜:这颗彗星 [...]
The Most Misunderstood Form of Intelligence
马克·特拉弗斯 (Mark Travers),《今日心理学》 智力一直是出了名的......
People Who Lift Weights Live Longer
Jack McNamara,对话 长期以来,力量训练一直被视为主要是为了增强肌肉或看起来漂亮。但一项新的研究增加了
A Quiet Quantum Revolution in Earth's Deep Interior
Renata Wentzcovitch et al., EOS At depths below 1,000 kilometers in Earth's mantle, pressures exceed 1 million atmospheres, temperatures are hotter than lava at the surface, and rocks behave...
Fruit Flies Have Some of Nature's Largest Sperm
西蒙斯基金会 当贾斯明·伊姆兰·阿尔苏斯 (Jasmin Imran Alsous) 俯视显微镜时,她预计会看到混乱 - ......
Scientists build bird-inspired robot that floats on wind without propellers
无人机在摄影、检查和交付方面变得非常有用。 They are highly maneuverable and can hover in one place, but they have a major weakness: they use a lot of energy. Their spinning propellers need a constant supply of power, which limits how long they can stay in the air.飞机则相反[…]科学家建造的受鸟类启发的机器人,可以在没有螺旋桨的情况下随风漂浮,这篇文章首先出现在《Knowri
Can Doctors Put the Brain into a Safe ‘Hibernation’ After a Stroke?
A stroke is one of the world’s leading causes of death and long-term disability. Every year, millions of people experience a stroke, and many survivors are left with problems that can last for the rest of their lives. Some people have trouble speaking clearly, while others lose movement in an arm or
Oxyporus amigoNavarrete-Heredia & Reyes-Hernández, 2026 DOI: doi.org/10.11646/zootaxa.5837.1.7摘要在墨西哥哈利斯科州和米却肯州描述了一个新物种,Oxyporus amigo。对新物种进行了诊断和说明。此外,Oxyporus mexicanus Fauvel,1865 年首次在阿瓜斯卡连特斯州记录,基于在圣何塞德格拉西亚的 Monte Grande 收集的标本。十一月:1) 正型标本,男性,背面观; 2) 副模,雌性,背面观。比例尺:1 毫米 Aedeagus of Oxyporus amigo sp.
(A–D) Montana tomorri and (G–H) Montana dani Puskás, Lemonnier-Darcemont, Willemse, Chobanov, Heller, Halimi, Darcemont, Kotitsa& Szövényi, 2026DOI: doi.org/10.11646/zootaxa.5828.2.3AbstractTwo new taxa of Platycleidini 在阿尔巴尼亚南部被发现,其中一种将其活动范围延伸至希腊边境。在本文中,我们分析了它们的形态特征、声学信号特征和系统发育关系。这些类群显然属于由 Montana、
Brachygobius jennie Tian, Wu, Lan, Lavoué & Huang, 2026. DOI: doi.org/10.3897/zse.102.184142AbstractA new species of bumblebee goby, Brachygobius jennie sp.十一月(Teleostei, Oxudercidae), is described based on 31 specimens collected from the Hengqin Island, Guangdong Province, China. This new species i
Parafield crash plane’s nose gear failed to retract, says ATSB
在一份初步报告中,安全调查人员指出,VH-YQP 起落架中的执行杆因疲劳而发生故障,但并未指出这一故障是 4 月 29 日发生的事故的最终原因,该事故导致一名学员飞行员和教练死亡,地面上其他 9 人受伤。
Classic Aero-TV: The Big Business of Diminutive Powerplants
2023 年起(YouTube 版):Jet Central 微型涡轮发动机令人印象深刻 总部位于墨西哥城的 Jet Central 成立于 20 世纪 90 年代末,为业余爱好和专业领域生产独特而迷人的微型涡轮发动机系列。该公司的单级离心流燃气涡轮发动机配置为涡轮喷气推进系统,主要(但不仅限于)用于遥控固定翼飞机。 Jet Central 的微型涡轮发动机的尺寸和输出范围从 7.95 英寸长、1.81 磅(质量)、19.11 磅推力的 Hornet 85 SE 到 13.6 英寸长、6.4 磅(质量)、61 磅推力的 Dragon 300 SE。介于两者之间的是推力为 24 磅的 Rabbi
ANN's Daily Aero-Linx (06.21.26)
Aero Linx:SKYbrary SKYbrary 汇集了来自监管机构、行业专家等的大量安全信息。本安全概要涵盖航空运营、空中交通管理和通用航空安全知识。
Airborne 06.15.26: Storm v Airport, UFO Files, Wayward CFI Sentenced
另:NORAD 响应,T-7A 红鹰教官,第 100 架 G700,固态赫利俄斯地平线 强风暴对伊利诺伊州斯普林菲尔德亚伯拉罕林肯首都机场的飞机和机库造成了严重损坏。照片显示几架小型飞机被扔进栅栏。其他图像显示飞机机库受损。斯普林菲尔德机场管理局执行董事马克·汉纳表示,现场损坏报告包括主入口道路南侧四个较小机库的结构损坏。一些机库被吹倒并造成围栏损坏。五角大楼表示,作为 UFO 遭遇总统启封和报告系统的一部分,它正在发布第三次解密的历史不明异常现象 (UAP) 文件。该藏品继续存放在五角大楼的不明飞行物网站上;该部门将滚动发布更多文件。一名飞行教练因 2022 年宾夕法尼亚州东部利哈伊谷空难导
USAF takes delivery of interim Air Force One VC-25B Bridge
The United States Air Force (MC, Washington National) has taken delivery of the VC-25B Bridge aircraft, a Qatari-donated B747-8(BBJ) that will temporarily serve as a presidential aircraft, or 'Air Force One', while the government continues work on refurbishing two B747-8s that are set to replace two
US FAA extends slot relief at New York airports to 4Q27
The US Federal Aviation Administration (FAA) has extended the flight limits at New York JFK, New York Newark and New York La Guardia, citing air traffic control issues to address congestion. As reported by Reuters, the FAA said the limits will be extended at Newark through Summer 2027 and at New Yo