What the Heck Are These Fossils?
Are they the first animal embryos? 20 years post-discovery, these and other fossils from the 600-million-year-old Doushantuo Formation remain frustratingly enigmatic
The Artful Amoeba
A Blog About the Weird Wonderfulness of Life on Earth
![Organ Stealing and Slavery Rampant among—Plankton? [Video]](https://static.scientificamerican.com/blogs/cache/file/88F2B3AB-B3A8-43B9-A0991DB1AC23ED91_agenda.jpg?w=275&h=154&fit=crop)
Organ Stealing and Slavery Rampant among—Plankton? [Video]
Ocean microbes long thought to depend exclusively on eating turn out to have a solid, if sinister, Plan B
How a Half-Inch Beetle Finds Fires 80 Miles Away
Fire chaser beetles' ability to sense heat borders on the spooky
![Kangaroo Rats Channel Jackie Chan to Evade Rattlesnakes [Video]](https://static.scientificamerican.com/blogs/cache/file/5560CD89-B9EA-4D83-93DB2E0D42B4888F_agenda.jpg?w=275&h=154&fit=crop)
Kangaroo Rats Channel Jackie Chan to Evade Rattlesnakes [Video]
First ever high-speed video of interaction contains big surprises
For Some Reason, New World Flying Squirrels Fluoresce Pink
No other placental mammals have ever shown this ability—perhaps because we haven't looked
![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 Case for Transmissible Alzheimer's Grows
What separates a lethal prion from a dementia-associated amyloid plaque? Maybe not much
Inside Earth, Microbes Approach Immortality
Mostly dead is slightly alive
Prions, Nearly Indestructible and Universally Lethal, Seed the Eyes of Victims
Discovery suggests worrying transmission possibilities
Fanworms, "Nature's Eye Factories," Stick Them Pretty Much Anywhere
Necessity is the mother of invention
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