Abstract Variations in the sequence of mitochondrial DNA can be used to identify human lineages and mark human migration patterns.  In 1987, mtDNA samples from 147 women were compared and […]

  Photo: NASA Abstract: The Universe began in a hot and dense state. After ten minutes or so, the elements had formed, and for the next few hundred thousand years […]

Elon Musk: Man With a Purpose We asked Science Circle students what topics they would like to hear and Elon Musk was one request. Well, I was curious also, so […]

Elon Musk: Man With a Purpose We asked Science Circle students what topics they would like to hear and Elon Musk was one request. Well, I was curious also, so […]