Are helium-inflated parade balloons making frivolous use of a limited and dwindling natural resource?
All matter is composed of fundamental substances called elements. Depending on the combination of elements, the result is a different material, with different characteristics. And while some elements are naturally occurring, others are only now being realized as they are created inside particle accelerators. Here are all the latest discoveries and developments to help you keep up with the fascinating world of elements.
Carbon is one of the most abundant elements and forms a very large number of compounds, including carbon dioxide, carbon monoxide and carbon disulfide.
The catchphrase "bazinga" — a zinger commonly uttered by Dr. Sheldon Cooper, a fictional theoretical physicist on the TV show "The Big Bang Theory" — has inspired the creation of a novel compound.
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