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Anthropic’s safety-first AI collides with the Pentagon as Claude expands into autonomous agents

安索夫的安全优先AI与五角大楼发生冲突，Claude扩展至自主代理

AI tools that ease caregiver burnout

减轻护理者倦怠的AI工具

How a year of RFK, Jr., has changed American science

一年间RFK, Jr.如何改变了美国科学

The story of the first kiss—21.5 million years ago

第一次亲吻的故事——2150万年前

Did astronomers just see a star blink out to become a black hole?

天文学家是否刚刚观察到一颗星星闪烁后变成了黑洞？

Katharine Burr Blodgett’s brilliance had to fit into the role of the only woman in a lab filled with men—it was the air she breathed

凯瑟琳·伯尔·布洛杰特的聪慧必须适应她在一个男士云集的实验室中作为唯一女性的角色——这就是她所处的环境

The Relativistic Heavy Ion Collider’s end marks a new beginning for U.S. particle physics

相对论重离子对撞机的结束标志着美国粒子物理学的新开端

‘X-ray dot’ discovery fuels JWST ‘black hole star’ debate

“X射线点”发现推动JWST“黑洞星”争论

Is time a fundamental part of reality? A quiet revolution in physics suggests not

时间是现实的基本组成部分吗？物理学的一场静默革命表明并非如此

The Schrödinger equation just turned 100, and quantum physicists are still grappling with its mysteries

薛定谔方程刚满一百岁，量子物理学家仍在探索其奥秘

How digital forensics could prove what’s real in the age of deepfakes

数字取证如何在深度伪造时代揭示真相

Why did Jeffrey Epstein cultivate famous scientists?

杰弗里·爱泼斯坦为何结交著名科学家？

How extremophile molds are destroying museum artifacts

极端环境真菌如何破坏博物馆藏品

Vertical Solar Panels—Wind-Resistant Trackers for High Latitudes

垂直太阳能板——适用于高纬度地区的抗风追踪器

Why Trump's Exit from Pivotal Climate Treaty Matters

为何特朗普退出关键气候条约意义重大

Antarctica Doomsday Glacier Rattled by Hundreds of Iceberg Earthquakes

南极末日冰川被数百次冰山地震震动

What Researchers Are Doing to Protect Christmas Trees in a Warming World

研究人员在温暖的世界中保护圣诞树的措施

10 Transformational Health Discoveries of 2025

2025年十项变革性健康发现

2025’s Scientific Landscape Upended as Federal Overhauls, Public Health Setbacks, Climate Rollbacks and Cosmic Surprises Collide

2025年的科学格局因联邦改革、公共卫生挫折、气候逆转和宇宙惊喜的碰撞而颠覆

These Orcas Are on the Brink—And So Is the Science That Could Save Them

这些虎鲸处于边缘状态——能够拯救它们的科学也岌岌可危

Why a Critical Orca Community Is Slipping toward Extinction

为何关键的虎鲸社区正走向灭绝

Scientists Devise New Plan to Study the Most Exciting Rock on Mars

科学家们制定新计划研究火星上最激动人心的岩石

Meet Your Future Robot Servants, Caregivers and Explorers

认识你的未来机器人仆人、护理者和探索者

How Conifers and Christmas Trees Secretly Shaped U.S. History

针叶树和圣诞树如何悄然影响了美国历史

Improved ‘Terminator’ Sun Model Could Change Space Weather Forecasting

改进版“终结者”太阳模型可能改变空间天气预报

Death by Fermented Food

发酵食品致死

Why Are ADHD Rates On the Rise?

注意力缺陷多动症（ADHD）发病率为何上升？

CDC Vaccine Panel Scraps Guidance for Universal Hepatitis B Shots at Birth

CDC 疫苗小组取消了对新生儿普遍接种乙型肝炎疫苗的指导意见

Daniel H. Wilson on Finding a Native Take on Traditional Alien Invasion Stories

丹尼尔·H·威尔逊谈寻找传统外星人入侵故事的本土视角

Scientific American’s Best Nonfiction of 2025

科学美国人2025年最佳非小说类作品