These rules help in identifying and writing chemical symbols consistently across all elements. The symbol serves as a shorthand notation for each element's name in formulas and equations ...

From our national emblem to the design of the tricolour flag, why not test your knowledge of Irish cultural and historical symbols by taking our quiz?

On this day in 1940, the element plutonium was first isolated by researchers at the University of California, Berkeley. Here’s a quiz on it.