DNA from Stone Age ‘chewing gum’ tells an incredible story:
For the first time, scientists used 5,700-year-old saliva from a piece of chewed...
11 março 2020
6 Utterly Bizarre Brain Disorders You Will Not Believe Are Real
6 Utterly Bizarre Brain Disorders You Will Not Believe Are Re...
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A Slice of Polar Layer Cake
The Martian ice cap is like a cake with every layer telling a story. In this case, the story is one of climate change on Mars.
from NASA...
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