Rapid City in South Dakota has a rich diversity of fossil remains. “Back in the day” could reference anywhere from 500 million to 50 million years ago! Cretaceous marine life existed around 75 million years ago, give or take two…
Rapid City in South Dakota has a rich diversity of fossil remains. “Back in the day” could reference anywhere from 500 million to 50 million years ago! Cretaceous marine life existed around 75 million years ago, give or take two…
Cambodia, 2010. At a silk farm. I took a free tour. We started by looking at the mulberry trees that feed the caterpillars. With a centrifuge, they separate the mature cocoons from the leaves. Then they were boiling cocoons and…
Madagascar. In Ambalavao, there is a private paper-making business. Their method for making this paper came from the Arabs back in the 9th and 10th centuries. The Arabs had brought some paper on which to print the Koran but they…