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 ...

Despite having uncovered attempts by the government to avoid accountability for injuries and deaths associated with the COVID-19 vaccine rollout, Republican Wisconsin Sen. Ron Johnson is experiencing ...

It's a simple word that has developed a sinister connotation: algorithm. For many of us, algorithms help determine what we watch, read and listen to — in the process, confirming our tastes and biases, ...

The best face masks for aging skin are quick, at-home bonus treatments that can help reduce the appearance of fine lines and wrinkles. What makes them so special? Deeply hydrating ingredients like ...

CNN is shaking up its early mornings — tapping “CNN Headline Express” anchor Brad Smith to temporarily helm the network’s 5 a.m. ET hour as the cable giant leans harder into its streaming-first ...

(CNN) — Barely a month ago, they were embarking on a voyage of adventure to some of the world’s most remote islands. Encounters with whales, dolphins and penguins awaited; landscapes of icy expanses, ...

Alex MacCallum returned to CNN to oversee an effort to make the storied news outlet more relevant to digital audiences. Now she may be poised to do a lot more. MacCallum, a media-industry veteran who ...

CNN boss Mark Thompson reportedly told staff he intends to remain in his role once Paramount Skydance completes its purchase of the network’s parent company Warner Bros. Discovery. The promise came ...