You might have heard the old adage that glass is a liquid. Is this true?
These days kids have Styrofoam to keep soup hot, but back in my day, we all had thermoses. One of their drawbacks was that since their insides were made of glass they were pretty easily broken when dropped. The popping sound they made when they broke was cool to kids, but then we weren’t the ones who had to buy a new one. Learn more on this Moment of Science.
Some very adventurous people have used big suction cups to climb the fronts of glass buildings. However, they’d better not climb too high, because the higher you go, the less effective a suction cup will be. In space they’re no good at all! Learn more on this Moment of Science.
What happens when a volcano erupts underwater? Find out on this Moment of Science.
Many a bet has been lost on the question: Can you get a sunburn through a window?
And what will keep this massive city afloat? Simple: large airtight steel compartments that are linked together. That’s right, the Freedom will use the same basic technology as a raft.