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Washington State University
College of Arts and Sciences Dr. Universe

Dr. Universe: How does stained glass get its colors?

Dr. Universe: a cat in a lab coatEver since humans discovered they could use sand to make glass, they’ve been experimenting with it. They even learned how to control the colors.

My friend Dustin Regul is a stained glass artist and painter who teaches fine arts at Washington State University. He told me more about where glass gets its color. » More …

Dr. Universe: How was popcorn discovered?

Dr. UniverseThere’s nothing quite like making popcorn: the snapping kernels, the warm buttery smell, and the knowledge that a delicious snack will be ready in minutes. It gives you some good time to think and wonder: how did humans first start doing this?

To find out where popcorn came from, I visited my friend Erin Thornton, an archaeologist at WSU. » More …