In the Know

In the Know

What Is Blue Light?

Do your eyes hurt after looking at screens for a long time?  Some eyeglasses claim to protect our eyes from light coming from screens. Are these glasses necessary? Blue light is one of the colors … Read more

In the News

In the News

Perspectives: Changing Place Names

Did you know that the names of places can change? New York City used to be called New Amsterdam. There’s a big city in Turkey that’s called Istanbul today. It used to be called Constantinople.  … Read more

a spotted lanternfly
In the News

Insect Invaders

If you see this insect, smash it. Why? It is an invasive species called the spotted lanternfly, or SLF. Invasive species are nonnative organisms that cause harm. Nonnative means that it does not naturally live … Read more