Before you submit an error, please consult our Video Help page. Science Trek is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, ...

Fusion is among the most environmentally friendly sources of energy. There are no CO 2 or other harmful atmospheric emissions from the fusion process, which means that fusion does not contribute to ...

Thank you for bringing to my attention the recent International Union of Pure & Applied Chemistry report “Atomic weights of the elements 2009” (C&EN, Dec. 20 ...

IT has been suggested (I believe by Sommerfeld) that the highest possible atomic number is the constant According to Eddington's theory, this number represents the number of degrees of freedom of a ...

Through mass measurements of silicon-22 combined with theoretical calculations, researchers have revealed that silicon-22 possesses a double-magic structure similar to that of oxygen-22, while also ...