Modern technology, new excavations and curious amateurs have helped unearth some of the world's greatest treasures in the ...

本集内容. How is Venice still standing on water after 1,600 years? 威尼斯为何能在水面上屹立 1600 年？ 文字稿. How is Venice standing on water after 1,600 year ...

A towering rocket ship stands proudly against the Pennsylvania sky, its red, white, and blue decorations catching the sunlight and announcing its patriotic presence to visitors and passing motorists ...

Nearby stands a rocket ship that reaches toward the heavens with patriotic flair. Decorated in red, white, and blue, this towering creation embodies a distinctly American optimism—the same spirit that ...

科学家们设计了一种只凭手腕运动就可以抓握物体的机械手。这只由英国剑桥大学研究团队研发的3D打印机械手中被放置了传感器，从而能够 “感知” 它所触摸的物体。 Researchers say their robotic hand can handle items that are currently too delicate for machines. The hand uses wrist ...