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Researchers find what appear to be 3.77 billion-year-old hints of microbial life hidden in Canadian rocks, but some scientists are not convinced.

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image: Pondering Photosynthesis

Pondering Photosynthesis

By | September 30, 2013

New research uncovers previously unappreciated insights into the evolution of the well-studied energy-producing process.

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image: Book Excerpt from <em>Cosmic Apprentice</em>

Book Excerpt from Cosmic Apprentice

By | August 1, 2013

In Chapter 9, “Life Gave Earth the Blues,” author Dorion Sagan addresses the planet’s exuberant color palette, evoking the contribution of industrious microbes.

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