Ancient mud bricks show adobe’s foundations 5,000 years ago

For thousands of years, Andean people have used adobe bricks to build awe-inspiring structures, including towering pyramids that were hundreds of metres wide. The bricks are known to be made from a mixture of clay-rich soil, water and other materials, but researchers understood little about the technology’s origins.

doi: https://doi.org/10.1038/d41586-021-03446-x

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