12-03-21 A large earthquake has struck near Acapulco on Mexico's Pacific coast. 墨西哥太平洋海岸阿卡普尔科城附近发生一起强地震。 The United States Geological Survey (USGS) said the quake had a magnitude of 7.4 and put the epicentre at 15 miles (25km) east of...

09-11-23 To design a lightweight anchor（铁锚） that can dig itself in to hold small underwater submersibles（能潜水的）, Anette (Peko) Hosoi of MIT borrowed techniques from one of nature's best diggers -- the razor clam（竹蛏）. The best anchoring technolog...