danielkhent on Nostr: "We Finally Know Why Ancient Roman Concrete Was Able to Last Thousands of Years" ...

"We Finally Know Why Ancient Roman Concrete Was Able to Last Thousands of Years"

Aliens taught the Romans, of course...

#science #aliens

https://www.sciencealert.com/we-finally-know-why-ancient-roman-concrete-was-able-to-last-thousands-of-years