资讯
A modular metamaterial mimics DNA geometry to combine twist compression, tunable stiffness, fast recovery, and reusable shock ...
America already mines all the critical minerals it needs for energy, defense, and technology, but most are being wasted as mine tailings. Researchers discovered that minerals like cobalt, germanium, ...
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