2026 年 4 月，AI 行业迎来性能与成本的终极博弈。斯坦福 HAI 最新报告显示，全球 AI 竞争已从技术军备转向规模化落地与成本控制的核心赛道，中美头部模型性能差距缩小至 2.7%，行业重心彻底下沉至 “普惠高效” 阶段。Anthropic ...

AST SpaceMobile shares tumble after a major setback for the satellite maker, and Fermi sinks following the departure of its ...

After taking a steep hit earlier this year amid fears that artificial intelligence (AI) startup Anthropic could upend ...

2026 年 4 月中旬，AI 行业迎来普惠化与高性能并行的关键拐点。斯坦福 HAI《2026 年人工智能指数报告》明确指出，全球 AI 竞争已从单点技术突破转向系统能力与规模化落地的综合比拼，中美头部模型性能差距持续收敛至 2.7%，行业重心彻底从 ...

Ask the publishers to restore access to 500,000+ books. An icon used to represent a menu that can be toggled by interacting with this icon. A line drawing of the Internet Archive headquarters building ...

2026年4月11日，50岁的李小冉在《乘风2026》舞台真唱跑调，忘词加动作笨拙，被全网做成“静音观看效果更佳”的表情包疯狂传播。 一周后，她拿下个人喜爱度第一。 那张素颜排练照配文“努力赶上优秀的姐姐们”，结结实实抽在了那些假唱还理直气壮的人脸上 ...

Zero tariff proposal draws fierce industry opposition | SAT-1 FMD threat tightens Thai cattle border | Australia dominates ...

OpenJDKJEP 532——模式、instanceof 和 switch 中的基本类型（第五个预览版）——已从 JEP 草案 8379318升级 为 候选 状态。继在 JDK 23 至 JDK 26 中进行过四轮预览之后，该 JEP 提出了第五个预览版本，内容保持不变。该功能允许在所有模式上下文中使用基本类型，并扩展 instanceof 和 switch ...

Romain Grosjean (photo) has two runner-up finishes in his last three starts at Long Beach, making him a sleeper for victory ...

The mail will run again along Highway 190 as the 63rd annual Jackass Mail Run will take place on Saturday. In 1961 as part of the City of Porterville’s Centennial Celebration, a historical recreation ...