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 ...

Scientists have found that our bodies need 28 different elements to function properly. These are almost one-quarter of the periodic table and are mainly found in the first four periods. Of these ...

A new periodic table sizes the boxes for each element based on their relative abundance. Oxygen is plentiful, but indium and helium may soon be scarce, thanks to humans' voracious appetite for ...

One in 5 Americans can't name a single element on the Periodic Table. Most Americans surveyed (59 percent) couldn't name more than 10 elements of the 118 that grace the Periodic Table.

The formula H₂O shows that water is made from two atoms of hydrogen (H) bonded to one atom of oxygen (O). Katie: Time for some science. And today it's a chemistry classic, the periodic table ...

Scientist propose reordering the 150-year-old periodic table to easily identify materials with useful properties and put an end to longstanding debates of certain elements The new chart groups ...

Periodic Table Educational Resources for Ages 18 & up Activities and Videos Periodic Table Trends Activity Download, print, and cut the cards you need to do this activity. Then watch the instructional ...