资讯

Interesting Engineering8 小时
Flash floods devastate central Texas, killing 27 and sweeping away homes
According to Texas Lt Governor Dan Patrick, the Guadalupe River rose 26 feet in a span of just 45 minutes, unleashing a ...
Interesting Engineering15 小时
361,000-year-old discovery in China: Oldest wooden tools shake up archaeology
Researchers in China unveil the oldest complex wooden technology, pushing back the timeline for sophisticated tool use.