Impacts formed Earth and birthed its moon

4,560,000,000 years ago

Incoming! Metors bombarded young Earth

4,100,000,000 years ago

Canadian rocks tell Earth's history

4,000,000,000 years ago

Early Earth: watery Earth

3,750,000,000 years ago

Microbes ruled in Earth's green ocean

3,700,000,000 years ago

Earth's crust cracked and moved, sustaining life

3,000,000,000 years ago

Birthing Earth's landmasses

2,800,000,000 years ago

Earth froze when new bacteria evolved

2,300,000,000 years ago

Comet strike evolved new life?

1,850,000,000 years ago

When lava flowed, minerals formed

1,270,000,000 years ago

North America nearly split apart

1,100,000,000 years ago

Supercontinents formed and broke apart

900,000,000 years ago

Life survived Snowball Earth

645,000,000 years ago

Earth had one big continent

335,000,000 years ago

The supercontinent split

200,000,000 years ago

Wham! Goodbye, big dinosaurs

66,000,000 years ago