science and technology 科技
2019年12月28日 星期六
How spider silk is one of the most versatile materials on Earth
How spider silk is one of the most versatile materials on Earth
Spiders spin webs out of silk, but they also use their threads as slingshots, submarines, and hang-gliders.
https://www.nationalgeographic.com/animals/2019/09/spiderwebs-explained/
沒有留言:
張貼留言
‹
›
首頁
查看網路版
沒有留言:
張貼留言