Ontology highlight
ABSTRACT:
SUBMITTER: Sleep NH
PROVIDER: S-EPMC31109 | biostudies-literature | 2001 Mar
REPOSITORIES: biostudies-literature
Proceedings of the National Academy of Sciences of the United States of America 20010320 7
In the beginning the surface of the Earth was extremely hot, because the Earth as we know it is the product of a collision between two planets, a collision that also created the Moon. Most of the heat within the very young Earth was lost quickly to space while the surface was still quite hot. As it cooled, the Earth's surface passed monotonically through every temperature regime between silicate vapor to liquid water and perhaps even to ice, eventually reaching an equilibrium with sunlight. Inev ...[more]