To illustrate the Pythagorean Theorem, makers of geometric models have long made models with pieces that could be arranged either as a square with a side equal to the length of the hypotenuse of a ...

[Updated with video, below] We already know that 3D-printing has revolutionized the way we can make everyday objects from Lego pieces, to guitars, and from car bodies to artificial livers. But the ...

Google has said that it will deploy planes to photograph major cities for capturing more realistic 3D views in the Google Earth version of its maps. The photos taken by the planes would get converted ...