Roman toilets didn’t flush. Some of them were tied into internal plumbing and sewer systems, which often consisted of just a small stream of water running continuously beneath the toilet seats.
Source: sapiens.org
Britain was losing the Battle of the Atlantic, with German U-boats sinking ship after ship. Enter Project Habakkuk, the incredible plan to build an aircraft carrier from ice.
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The researchers, led by Mateja Hajdinjak at the Max Planck Institute for Evolutionary Anthropology, extracted tiny amounts of bone or tooth powder—sometimes as little as 9mg—and used a chemical process to remove modern genetic contamination. They also checked for the telltale signs of degradation found in ancient DNA.
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