Filling a take a look at tube with molecules constructed from folded DNA can work as a easy laptop. The method has been used to separate two numbers into prime components.

Standard computer systems work by passing electrical energy by way of tiny on-off switches to carry out easy calculations. Nonetheless, the brand new laptop depends on the way in which that in a different way formed DNA molecules mix.

Yinan Zhang at Shanghai Jiao Tong College in China and his colleagues used a course of known as DNA origami, the place chemical compounds contort, intertwine and stick collectively lengthy strands of …