![2.1-Billion-Year-Old Tracks May Be Giant Ancient "Slime Molds" [Video]](https://static.scientificamerican.com/blogs/cache/file/2A078C59-0E9E-4EFF-8B7641A36F0EEE57_agenda.jpg?w=275&h=154&fit=crop)
2.1 Billion-Year-Old Tracks May Be Giant Ancient "Slime Molds" [Video]
Whatever made these structures lived 1.4 billion years before the first animals
The Artful Amoeba
A Blog About the Weird Wonderfulness of Life on Earth
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Seven complete specimens of 100-million-year-old flower found preserved in amber
Magic Mushroom Drug Evolved to Mess with Insect Brains
For that matter, so did most natural recreational drugs
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It's hard out there for a shrimp
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Is there nothing the raptorial insect won't try to eat?
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