In experiments at the Paul Scherrer Institute PSI, an international research collaboration has measured the radius of the atomic nucleus of helium five times more precisely than ever before. With the ...

A team of Yale researchers discovered how a protein called Ndc1 coordinates nuclear pore and envelope assembly after cell division, an important component of understanding how cell nuclei change in ...

Helium is the second most abundant element in the Universe, after hydrogen. The nucleus of its most common isotope, helium-4, consists of two protons and two neutrons and is called the α-particle.

(Nanowerk News) In experiments at the Paul Scherrer Institute PSI, an international research collaboration has measured the radius of the atomic nucleus of helium five times more precisely than ever ...