Living dossier
evolutionary biology
A living Archypedia dossier connecting source-backed reporting, context and new developments about evolutionary biology.
Evidence timeline
Coverage as it developed
Newest first. Every entry retains its own source ledger and publication history.
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Spriggina fossils reveal evidence of right-handedness 550 million years ago
A study of Spriggina fossils suggests these Ediacaran creatures moved with a consistent rightward bias, indicating a sophisticated nervous system.
Science · 646 words -
Spriggina fossils provide earliest evidence of behavioral handedness
Researchers found evidence of behavioral handedness in Spriggina fossils, suggesting these early animals possessed an evolutionary preference for the right side.
Science · 580 words -
Hummingbirds accelerated bromeliad evolution over 20 million years
A study reveals that hummingbirds have significantly accelerated the diversification of the bromeliad plant family, driving new species creation at twice the rate of other pollinators.
Science · 653 words -
Caddisfly silk genes evolve rapidly while retaining underwater adhesive power
Researchers found that the H-fibroin gene in caddisflies undergoes rapid evolutionary changes without losing its underwater adhesive capabilities. This discovery offers a chemical model for developing synthetic glues for medical and industrial applications.
Science · 574 words -
Great ape laughter reveals 15-million-year-old roots of human speech
University of Warwick researchers found that rhythmic patterns in great ape laughter provide a vocal fossil for the evolution of human vocal control.
Science · 585 words -
Ape and human laughter study finds shared rhythmic origins in tickle tests
A study of humans and great apes has found that rhythmic laughter is an ancient, shared trait that evolved 15 million years ago. Researchers used tickle-induced vocalizations to uncover the biological roots of our vocal control.
Science · 726 words