PSA: don’t stare directly at the sun. Ultraviolet rays = ouchies on your eyeballs. Sounds obvious, but a lot of people think it’s safe during an eclipse. It is not.
The Great American Eclipse hits the United States on Monday — the first total solar eclipse to sweep the entire length of the US mainland since 1918. So lots of people are going to be checking it out. Lou Tomososki urges everyone to exercise caution.