Scientists Have Twisted Molecules Into The Tightest K**t Ever

[ahlam1399]

This new k**t has eight crossings, far more than previous molecular k**ts. The "rope" is very short ? just 192 atoms long, or 500 times smaller than a red blood cell.

أكثر... (http://www.npr.org/sections/thetwo-way/2017/01/12/509353074/scientists-have-twisted-molecules-into-the-tightest-k**t-ever?utm_medium=RSS&utm_campaign=news)