这家由VC支持的生物科技创业公司于2009年成立，专门从事素食材料“微丝”的开发。蛛丝经久耐用且柔软，可以在承受高张力的情况下不断裂，因此Bolt Threads CEO Dan Widmaier和其科学家团队一直致力于研究蜘蛛的生产原理，并尝试复制这一过程。

When a bolt or screw breaks off it leaves the hot rodder feeling befuddled and without hope. But take heart—Summit Racing Equipment, Harbor Freight, and Dave Akard of Burbank Speed are here to help ...

There are numerous reasons why a bolt might be too long for its intended use on a project. The first is the bolt needs to be shortened in order to fit into place. It might also be for cosmetic reasons ...

Over the past few weeks we've looked at handy flexible hose clamp pliers, screw-holding screwdrivers and battery desulfators that rescue batteries from the dead. This week's cool tool, the nut and ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...