ScienceDiscovery Suggests Life On Earth Began Millions Of Years Earlier Than Previously Assumed Carbon in early Earth rocks may be clue to origin of life on our planet, researchers say. And that evidence suggests it may have arisen hundreds of millions of years earlier than we thought, they say.by Jim Algar
ScienceMan-made Activities Pose More Threats To Wildlife Than Climate Change: Fossils Reveal Humans Drove Caribbean Species To Extinctionby Katherine Derla
ScienceThomas Jefferson's Secret Chemistry Lab In UVA Rotunda Is 'Oldest Intact Example Of Early Chemical Education'by Jim Algar
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