Studying the shape of tissues and organs is critical to understanding how they are formed. Embryonic development happens in ...
Scientists have uncovered a surprising genetic shift that may explain how animals with backbones—from fish and frogs to ...
Parts of ancient Earth may have formed continents and recycled crust through subduction far earlier than previously thought.
Scientists have uncovered an unexpected genetic shift that may explain how animals with backbones first emerged and became so diverse.
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