做光学设计的同行都懂，好镜头是“调”出来的，也是“等”出来的。Zemax里反复改曲率和厚度，Lumerical里扫描周期单元的相位响应，一个参数组合跑下来，工作站转一整天是常态。更别提无透镜成像的重建调参、叠层成像的扫描校正，每一步都靠手动调试和 ...

Anderson Cooper and Andy Cohen have spent years counting down to the new year together. Now, the longtime CNN hosts are preparing to count down to a different milestone: America's 250th birthday. The ...

WASHINGTON (AP) — The Supreme Court refused Monday to revive a $300 million defamation lawsuit filed against CNN over its coverage of a prominent attorney's remarks made while defending President ...

Washington — The Supreme Court on Monday declined to take up former Harvard law professor Alan Dershowitz's case alleging CNN defamed him with its coverage of remarks made during President Trump's ...

Copyright 2026 The Associated Press. All Rights Reserved. Copyright 2026 The Associated Press. All Rights Reserved. Attorney Alan Dershowitz leaves federal court,in ...

'This is the kind of dish that fine dining is about': The rapid rise of high-end South Korean cuisine ...

The Great American State Fair opens today on the National Mall, which the Trump administration has described as a showcase of contributions from all 56 states and territories. The 16-day event will ...

Conservative media often direct a lot of ire at the “mainstream press” for getting it wrong — and they are often right. But it is only fair to acknowledge that conservative media get it wrong, too.

Abstract: Brain tumor detection is one of the most crucial issues in medical image analysis, as it enables the early and timely detection of these tumors, leading to an increased survival rate for ...

Abstract: Approaches based on artificial intelligence offer promising prospects for optimizing water supply and sanitation systems while guaranteeing the quality of drinking water, surface water, and ...