550 Million Years of Non-Evolution?


Ghost Lineage Spawns Evolution Ghost Story

Fossils seem to tell amazing stories about ancient animal life, but close inspection reveals that these stories differ from each other not because of different fossils, but because of different interpretations. Do the remarkable circumstances surrounding a newly discovered fossil arthropod tell two stories or just one?


Jurassic Squirrels?


Cambrian Fossil Intensifies Evolutionary Conundrum


New Giant Dinosaur from Argentina

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