Everything we can see and touch, and quite a lot that we can’t as well, is made of tiny particles called atoms. Some substances, like particles of this iron, contain only one kind of atom. Iron is an ...

Argonne National Laboratory are helping show what it means to design a material almost atom-by-atom. In two publications, ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

At the far end of the periodic table is a realm where nothing is quite as it should be. The elements here, starting at atomic number 104 (rutherfordium), have never been found in nature. In fact, they ...

Scientists at the Department of Energy’s Lawrence Berkeley National Laboratory (Berkeley Lab) are credited in the discovery of 16 of the 118 known elements. Now they’ve completed the crucial first ...

The rare radioactive substance made its way from the United States to Russia on a commercial flight in June 2009. Customs officers balked at accepting the package, which was ensconced in lead ...

This episode is from WHRO’s Spotlight Earth series. Watch this video to learn about matter. In this Spotlight Earth episode, you will explore the fundamental building blocks of the universe, including ...

Chemistry Scientists just got 1 step closer to creating a 'superheavy' element that is so big, it will add a new row to the periodic table Scientists have discovered a new way of creating superheavy ...

At the start of the new year, nuclear chemists Hiromitsu Haba and Kouji Morimoto slide precisely 119 Japanese yen into the collection box at their local shrine. They are seeking good fortune in their ...

You may have noticed that the rock formations are very different colors. The rock formations on the left are from Red Rock State Park in Texas, and on the right is El Capitan Mountain in Yosemite ...