News tagged with bacterial cells

A silky spin on protective armor

At seven times the toughness of Kevlar, a silk produced by the Caerostris darwini spider of Madagascar is more robust than any other material—synthetic or natural. Most spider silks are about two times ...

May 13, 2013 5 / 5 (4) 1

Random walks on DNA

Scientists have revealed how a bacterial enzyme has evolved an energy-efficient method to move long distances along DNA. The findings, published in Science, present further insight into the coupling of chemical and mechan ...

Apr 19, 2013 4.3 / 5 (3) 0 | with audio podcast