Since Mendeleev's time, scientists have discovered new elements, expanding the periodic table. The most recent additions include nihonium, moscovium, tennessine, and oganesson, which were officially ...

The periodic table is 150 years old, so we've looked at some of its most intriguing elements. ... Is it a plane? No, it’s krypton - although unfortunately it has nothing to do with Superman.

It's not just Superman's home planet; Krypton is one of the rarest gases on Earth, composing only 1 part per million of the atmosphere by volume. Because krypton is so rare (and thus expensive ...

1898: Two British researchers discover the element krypton. It’s real, but it would inspire fantastic fiction. William Ramsay, a Scot, and his student Morris Travers, an Englishman, were ...

Periodic Table X-Rated : Krulwich Wonders ... Oliver Sacks, the great neurologist, says when he was a kid, he felt sorry for gases like Argon and Krypton and Neon. ...

The elements in group 18 of the periodic table (the “noble gases”) were once considered to be chemically inert. But over the years, chemists discovered how to make molecules that contain them. In the ...

Related: New periodic table shows the cosmic origins of your body’s elements Each element on the interactive table comes with a description and a list of a few different uses.

Krypton is a noble gas, and doesn’t combine with oxygen. For a long time, people thought it couldn’t combine with anything at all. It was only in 1960 that scientists finally managed to ...

Whether you need to brush up on your chemistry, or just love it when someone sets the Periodic Table to music, AsapSCIENCE’s The NEW Periodic Table Song is for you. This rundown of the elements ...

The origins of the periodic table, however, go back to the 1860s. ... Then there are the ones that sound like props in a Marvel movie: krypton, europium (used in banknotes), ...

Felice Grandinetti ponders on the peculiarity of neon among the noble gases — and whether it should occupy the top-right position in the periodic table. The noble gases — helium, neon, argon ...