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    • Why does paper tear more easily when it's wet?

      Why does paper tear more easily when it's wet?

      Live Science via Yahoo News· 10 months ago

      Wet paper tears apart in man's hands. If you've ever spilled a drink over the paperwork on your desk or accidentally placed your dinner napkin on a damp...

    • How does 3D printing work?

      How does 3D printing work?

      Popular Science via Yahoo News· 8 months ago

      Print any oddly shaped object with a 3D printer. Since 3D printers debuted in the 1980s, the devices have been used to build meat, chocolate, human...

    • Eco-tip: What happened to 'paper drive' fundraisers?

      Eco-tip: What happened to 'paper drive' fundraisers?

      VC Star | Ventura County Star via Yahoo News· 8 months ago

      Decades ago, scrap paper was so valuable, Boy Scouts and other organizations collected newspaper as a fundraiser. Now, paper has so little value,...