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Bioluminescence may have evolved 300 million years earlier than scientists previously thought

New findings illuminate its origin story.

Andrea quattriniDanielle deleoSmithsonian museum of natural historyAtmospheric administrationProceedings of the royal societySmithsonian national museum of natural historyNational oceanicRoyal societySmithsonian museumNatural historySmithsonian national museumEvolutionary treeMarine organismsRevolutionary history

Bioluminescence First Evolved in Invertebrates About 540 Million Years Ago

Bioluminescence First Evolved in Invertebrates About 540 Million Years Ago
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United statesDanielle deleoPaul smaglikSmithsonian national museum of natural historyDiscover magazineProceedings of the royal societyProceedings of the royal societyb evolutionRoyal societySmithsonian national museumNatural historyScience news

This Animal Was First to Emit Light—540 Million Years Ago

Animals went bioluminescent 273 million years earlier than scientists previously thought and in a completely different species.

Danielle deleoSmithsonian national museum of natural historyNational museumNatural history

Glowing octocorals have been around for at least 540 million years

Genetic and fossil analyses shine a light on how long the invertebrates have had bioluminescence a trait thought to be volatile.

National museum of natural historyDistrict of columbiaUnited statesNew yorkAmerican museum of natural historyTodd oakleyDanielle deleoJessica goodheartSanta barbaraProceedings of the royal societyUniversity of californiaRoyal societyNational museumNatural historyAmerican museumNew york city

The first glow-in-the-dark animals may have been ancient corals deep in the ocean

Many animals can glow in the dark. In a new study, scientists report that deep-sea corals that lived 540 million years ago may have been the first animals to glow, far earlier than previously thought. “Light signaling is one of the earliest forms of communication that we know of it’s very important in deep waters,” said Andrea Quattrini, a co-author of the study published Tuesday in the journal Proceedings of the Royal Society B.

United statesStuart sandinAndrea quattriniDanielle deleoProceedings of the royal societyMonterey bay aquarium research instituteScience departmentEducational media groupSmithsonian national museum of natural historyHoward hughes medical institute scienceScripps institution of oceanographyRoyal societySmithsonian national museumSteven haddockMonterey bay aquarium researchScripps institution

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