That Old Pioneer Spirit

For hundreds of thousands of years, human kind has taken up more and more space. We’ve spread out of Africa and expanded over mountains and deserts and land bridges and oceans to occupy every continent on Earth. I think that urge to go somewhere new is in all of us. Perhaps that’s why we allContinue reading “That Old Pioneer Spirit”

The Sum of Our Genes

Yesterday morning, I was an undergrad; today I am an alumnus of Northern Arizona University. The word itself — alumnus — comes from Latin, and respectable sources inform me that it derives from the verb alere, which literally means “to nourish.” I have been nourished, fed, and not just in my classes. I have beenContinue reading “The Sum of Our Genes”