how did the hadean eon get its name
Hadean "Hadean" (from Hades, the Greek god of the underworld) describes the hellish conditions then prevailing on Earth: the planet had just formed and was still very hot owing to its recent accretion, the abundance of short-lived radioactive elements, and frequent collisions with other Solar System bodies.
Evans (surname) Evans is of Welsh origin. In its anglicised form the name means "son of Evan". Regarding its Welsh roots, it is a derivative of the name Ifan, a cognate of John.[5] In the Welsh language, the f produces the v sound; Ifan (Ivan) became Evan.