The construction of complex man-made objects -- a car, say, or a pizza -- almost invariably entails "top-down" processes, with the structure of the thing being built imposed from outside. Biological ...

(Nanowerk News) The construction of complex man-made objects--a car, for example, or even a pizza--almost invariably entails what are known as "top-down" processes, in which the structure and order of ...

This is a more detailed follow up to the original nextbigfuture article announcing the development of a method to grow DNA origami. This article discusses more ...

A number of plants disperse their seeds in a rather artistic way: the seed capsules of the ice plant Delosperma nakurense, for instance, unfold lids over the seed compartments in the manner of a ...

Some plants do not need living cells that promote movement with their metabolism in order to react. Awns bend when they are wet; cones open when they dry in air. "In the seed compartments of ...