An atom is so small that a single drop of water contains more than a billion atoms. Although tiny, atoms are mostly empty space. The simplified model of the atom is that of a cloud of negative ...

The new podcast Inflection Point leans on C&EN’s 100-year archive to trace headline topics in science today back to their ...

University of Queensland scientists have cracked a long-standing puzzle in nuclear physics, showing that nuclear polarization ...

This answer key will help students compare their answers and estimate their potential marks. Once the answer key is released, ...

Department of Chemistry, Materials, and Chemical Engineering “Giulio Natta”, Politecnico di Milano, Piazza Leonardo da Vinci 32, 20133 Milano, Italy Bragg Centre for Materials Research, School of ...