1.97007 femtometre (quadrillionths of a metre): That’s how unimaginably tiny the radius of the atomic nucleus of helium-3 is. This is the result of an experiment at PSI that has now been published in ...

The study of biological systems varies from whole organisms, organs, and organoids, down to their building blocks of proteins and cells. At the lower end of the scale, atomic force microscope (AFM) ...

(Nanowerk News) In an experiment akin to stop-motion photography, scientists have isolated the energetic movement of an electron while “freezing” the motion of the much larger atom it orbits in a ...