A paper published last year in the Journal of the Royal Society Interface described a feather as a masterpiece of engineering ...
Anita Rao Drew grew up on 200 acres of land in rural South Carolina, which had been in his family for generations, his day-to-day life, wandering those woods as a kid was defined by wildness.
一些您可能无法访问的结果已被隐去。
显示无法访问的结果