How Old Is Earth 🎉 📢

Sea plants and first multicellular organisms emerge. 11:00 PM: Dinosaurs arrive. 11:40 PM: Dinosaurs go extinct. 11:58 PM: Modern humans (Homo sapiens) appear.

To make that massive number easier to visualize, imagine Earth’s entire history squeezed into a single : 12:00 AM: Earth forms. 4:00 AM: First simple, single-celled life appears. how old is earth

The Earth is approximately , with a margin of error of about 50 million years (roughly 1%). How we know Sea plants and first multicellular organisms emerge