We use paper for communication (and occasionally making paper airplanes). However, there were many other uses put to the product when it was first introduced into America in the 18th century. Paper ...

Why does a tiny rock sink to the bottom of a lake, while a giant boat can stay afloat? When any object hits water, it displaces some amount of water. To float, the object needs to be lighter than the ...

A team from Pittsburgh, Pennsylvania envisions a bold new world where giant paper boats float off Santa Monica Pier, harnessing solar energy to revitalize California’s coastal ecology. Another ...