Khan Academy Static

How did Earth form, and what were early life forms like? Learn what we do (and don't!) know about the origins of our amazing planet and the dawn of its diverse inhabitants.

9742_Origins_of_life.html

9739_Bozeman_science_Origin_of_life_scientific_evidence.html

9743_Bozeman_science_Abiogenesis.html

9740_Earth_formation.html

9741_Beginnings_of_life.html