National Periodic Table Day, observed annually on February 7, honors one of the most significant achievements in scientific ...

When you think of helium, you probably think of blowing up a bunch of balloons. But that's just the tip of the iceberg for ...

We find it everywhere, and it is friendly with lots of other elements! A great choice to begin with. And then we meet helium. The second-lightest element is a noble gas, a class of elements that ...

Alkenes with functional groups on opposite sides of the double bond can also be thought of as trans, stemming from the Latin ...

Space is home to a great many oddities, and even chemistry gets strange out there. In fact, there are even some molecules ...

Remarkably, Ramsey then went on to isolate helium (1895 ... monoatomic gases belonged to the periodic table owing to their lack of 'chemical properties'; elements coming late to the party ...

Denzil was joined by fellow child scientist Sean the Science Kid, who taught Hudson about the periodic table. They also ...

Under these conditions, helium becomes a superconducting quantum superfluid that can be used in superconductors—an essential element of ... similar to the periodic table, where the theory ...

New elements have come to fill the vacant spaces in his table, and there ... argon and helium, do not seem to present any relation with the periodic system. The physical properties of argon ...

Some elements in the periodic table, such as carbon ... Noble gases such as helium and neon are poor conductors of electricity, so we call them electrical insulators. Copper and other metals ...

The modern periodic table, arranged in rows and columns, was first introduced by Dmitri Mendeleev in 1869. At the time, it included the known elements and their properties, but Mendeleev predicted ...