Citizen science: Armies of volunteers aid research

(AP) -- Besides being a researcher in New York's Hudson River Estuary Program, environmental scientist Chris Bowser leads citizen projects that collect reams of data for other scientists.

Video: How animals glow

Fireflies, frogs, jellyfish, mushrooms and even parrots have the ability to emit light from their bodies. These creatures use either bioluminescence or fluorescence to put on their light shows.

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