# The tiny creature that secretly powers the planet | Penny Chisholm

An episode of [TED Talks Science and Medicine](https://invisiblenetwork.ai/podcast/470623801), 2 Jul 2018, 16 min.

Audio: https://download.ted.com/products/88850.mp4?apikey=172BB350-0011

Oceanographer Penny Chisholm introduces us to an amazing little being: Prochlorococcus, the most abundant photosynthetic species on the planet. A marine microbe that has existed for millions of years, Prochlorococcus wasn't discovered until the mid-1980s -- but its ancient genetic code may hold clues to how we can reduce our dependence on fossil fuels.

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