Brain from 525 million years ago, the oldest ever found

20211113_Fuxianhuiid_central_nervous_system

A fossil of an arthropod from 525 million years ago contained the oldest brain scientists ever discovered. Unlike what was expected, the brain was divided into 3 parts of the nervous system. This discovery will make scientists rethink brain’s evolution.

 

Photo by: https://commons.wikimedia.org/wiki/File:20211113_Fuxianhuiid_central_nervous_system.png

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U-shaped glacial valley

A glacial valley, also known as a U-shaped valley, is a valley created due to the drift and weathering of land glaciers. The glaciers take

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