What Can Snowflake Yeast Teach Us About the Rise of Multicellular Life?

Snowflake yeast evolve quickly, providing a novel tool in the study one of the greatest events in the history of Earth

A look at what Earth may have looked like before the first leafy plants or animals evolved. Image credit: NASA

Traveling backward in time 2.5 billion years, an unlucky time traveler would find themselves choking in the oxygen-poor atmosphere of Earth. Before animals or leafy plants, our world was occupied largely by microscopic…

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