This machine can make perfectly shaped ice cubes to keep cocktails ice cold. #engineering | Interesting Engineering

People come together to reveal the submarine under the ice. | Interesting Engineering

How can some pantyhose help if you have ice dams? Do you know this simple DIY solution for ice dams using pantyhose filled with calcium chloride? The salt helps break up and melt the built-up ice, and the string makes it easy to remove once the ice is gone. This preventative method can help minimize water leaks into your house before the problem becomes serious. #johntheroofpro #IceDamFix #RoofMaintenance #DIYHomeRepair #WinterHomecare | John Senac

28K views · 488 reactions | Peak discharges from Ice Age floods may not be explained by ice dams alone. A major earthquake —or even a cosmic impact into the ice sheet— could unleash forces equal to a magnitude 8 quake, fracturing ice and triggering catastrophic floods. Some geologists suggest multiple events, but even a single dam holding back 2,000 feet of water stretches plausibility. Resealing and failing again and again only multiplies the problem. | The Randall Carlson | Facebook