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Unlike the modern stuff, Roman Maritime Concrete lasts centuries, but the recipe was lost and we’re not able to recreate it. Now scientists uncover new clues

  • By: Vincent van den Born
  • “A single stone mass, impregnable to the waves and stronger every day,” that is how the Ancient Roman author Pliny the Elder described Roman maritime concrete structures. While modern marine concrete structures cannot even survive a few decades, Roman piers build 2000 years ago still stand, stronger now than when they were first constructed.
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    Watch! Russia presents its next-gen Combat Suit prototype

  • By: Vincent van den Born
  • Standing more than 1,80 meters tall, the suit is said to include a powered exoskeleton to increase performance and stamina. The Imperial Stormtrooper-style helmet features a tinted glass visor, while Andy Lynch of Odin Systems, a military equipment company, remarked that it “includes a task light on the helmet for examining things like weapons and maps. It also has a pop-up display that can be used for tasks like examining a plan of the battlefield.
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