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Image of the Day: Age-Old Algae

This 1.6 billion-year-old fossil, which resembles red algae, is the oldest plant-like fossil ever found.

The Scientist Staff

X-ray tomographic picture (false colors) of fossilized red algae.STEFAN BENGTSON

(See S. Bengtson et al., “Three-dimensional preservation of cellular and subcellular structures suggests 1.6 billion-year-old crown-group red algae,” PLOS Biology, doi:10.1371/journal.pbio.2000735, 2017.)

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