“Ants act like both a fluid and a solid. See how the ants drip, like syrup?”

Remember that crazy ants story? (“I kept instinctively taking a step back from some distressing concentration of ants, only to remember that I was standing in the center of an exponentially larger concentration of ants.”) Click through to this video at the Atlantic if you wish to see more ant stuff and learn about some ant physics. The ants do this thing where they form this ant marshmallow, oh my god.