Goodbye to lithium? The new sodium battery, safer and more economical, promises more than 5,000 hours of useful life.

Nuclear physicists have made the most neutron-rich form of sodium yet, which will help reveal more about the complex world of nuclei. Image by KTSDESIGN/SCIENCE PHOTO LIBRARY In extremely neutron-rich ...

The periodic table arranges all the chemical elements in a specific way. Patterns are visible in the way that elements behave, and this allows us to make predictions about other elements. Gethin: And ...

One hundred fifty years after Russian chemist Dmitri Mendeleev published his system for neatly arranging the elements, the periodic table it gave birth to hangs in every chemistry classroom in the ...