Floating wind turbines don't just spin — they sway, surge, and rock with the ocean beneath them. Engineers have long treated that motion as an aerodynamic ...

There were 879 new papers on arXiv today, even when counting only the main fields for the latest 24-hour period. From those, I have selected 10 that seem interesting even for non-experts. I will ...

从卫星上俯瞰海洋，有时能看到一幅奇特的景象：孤立岛屿的下风方向，云层呈现出一串左右交错的涡旋状图案，仿佛天空中排起了一列“逗号”。这样的云涡列有时可向下游延伸数百公里。一座静止的岛屿，为什么会在流动的大气中留下如此有规律的图案？这背后，是流体力学中的 ...