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 ...

Rubies and emeralds have the colors they do because, like many substances, they absorb some colors of light. Most visible light, like sunlight, is composed of all the colors of the rainbow: red, ...

A 2018 mugshot of Andres Alonso Ortega on a graphic containing handcuffs and rubbing alcohol. Getting rip-roaringly wasted on medical-grade, 99% isopropyl alcohol isn’t technically a crime, but it ...

Use our Element Battles codes to claim plenty of free cash, and other rewards as you become one of the mightiest fighters in Roblox. From action-packed anime skirmishes to manga inspired visuals, this ...

After hours: February 7 at 4:08:01 PM EST ...