THE GEOLOGIC TIME SCALE The geologic time scale is a system used by scientists to describe and organize Earth’s 4.6 billion year history. It divides time into structured units and subunits, helping researchers trace major geological, biological, and climatic events through deep time. At the broadest level are the eons, the largest divisions of time. There are four formally defined eons: Hadean from Earth’s formation 4.6 billion years ago to about 4.0 billion years ago. Archean from 4.0 billion t

11K views · 185 reactions | Over 600 cubic miles of water—gone in a geologic instant. These weren’t just floods, they were Earth-shaping mega floods, capable of carving entire landscapes like the Channelled Scablands in Washington. The Late Pleistocene saw forces of nature so powerful, they rivaled the scale of ocean currents… and the mystery of their true origins is still up for debate. See more from Randall: https://www.youtube.com/@TheRandallCarlson | Cosmic Summit | Facebook

752K views · 5.1K reactions | सुनिये बहोत ही प्रचलित हिंदी ग़ज़ल ये "दर्द तूने दिया तो कोई बात नही" #KIRTIDANGADHVI | Sangeetniduniya Events | Facebook