Discovery If You See Square Waves, Get Out of the Water! Scott Admin posted on 4 years ago — updated on 1 second ago 276 views There are some waves that you really don’t ever want to encounter when you’re swimming in the ocean. Square waves look like a giant chess board over the ocean. It's pretty awesome but incredibly dangerous. science ocean discovery biology marine danger Scott Follow Author, educator, musician, dancer and all around creative type. Founder of "The Happy Now" website and the online jewelry store "Silver and Sage".