The orderly periodic table—often printed with just the chemical symbol and atomic weight of its 118 elements—doesn't quite manage to convey to nonscientists the richness of what these substances bring ...

In some sense, what you might have suspected from the first day of high-school chemistry is true: The periodic table is a colossal waste of time. Nine out of every 10 atoms in the universe are ...

The periodic table of chemical elements, often called the periodic table, organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic ...

The periodic table of the elements isn't as confusing as it looks. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Scientists had a rudimentary ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Oxygen can breathe easy, but the party might soon be over for helium balloons. The bubbly new ...