Since the invention of the periodic table 150 years ago this month, scientists have worked to fill in the rows of elements and make sense of their properties. But researchers have also pursued a ...

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 ...

At the high-brilliance synchrotron light source PETRA III, scientists have succeeded in making atomic nuclei transparent with the help of X-ray light. At the same time they have also discovered a new ...