The heaviest element that humans have ever found is called oganesson. Each atom of the stuff packs a whopping 118 protons into its dense center. In contrast, hydrogen—the most abundant element in the ...

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 ...

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 ...

Some of the heaviest atoms in the universe barely exist long enough to be ...

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 ...

At a large, new facility on Michigan State University's campus, the boundaries of nuclear science are being taken further than they've ever gone before. And scientists from around the world are lining ...

Calculations of the molecule’s magnetic properties show that electrons circulate continuously around the bismuth ring—a key ...

By directing pulses of laser light at atoms, researchers can study how radioactive elements decay in a matter of seconds. The ...

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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 ...