Abstract: Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of ...

Minecraft remains one of the best games of all time over a decade on from its release, but spending such a long time in one game could lead to you running out of ideas. We've been there: you've ...

If there’s a House Wren near your home, chances are you’ll hear it before you see it. And when you do get a look at one, it might be hard to believe something so small can cause such a ruckus. On top ...

We’re interrupting your regularly scheduled programming on gentrification to bring you this Black History Month profile on Lewis H. Latimer, the African-American renaissance man who in the late 19th ...

车间里火星四溅的画面很燃，可一旦焊缝返工，老板的脸比钢板还冷。数字孪生把焊接过程搬进电脑，提前“烧”一遍虚拟焊枪，缺陷在屏幕上就现形。挑一款趁手的CAD，等于给焊接工艺装上导航仪。下面这份榜单，既看建模本领，也看能不能把熔池、热变形 ...

The avian world has some amazing nest builders. Bald eagles build enormous aeries made of sticks. Bower birds decorate theirs with bling, whilst the pouch-like nests of penduline tits are so strong it ...