Looking at the periodic table, most of us have no issues identifying the use of certain elements. Sodium, carbon, nitrogen, oxygen and others are no-brainers but what about the less talked about ...

The table looks simple at first glance, but beneath the surface, Google’s searchable classroom poster contains a handful of useful features. Share on Facebook (opens in a new window) Share on X (opens ...

The periodic table of chemical elements hangs in front of chemistry classrooms worldwide and is an icon for science. Yet much was unknown about its history -- until now. The periodic table reflects ...