The ball was a transparent sphere with two cartoon faces on either side. It also contained smaller ball bearings and a red liquid. An anal digital examination revealed that the ball was stuck in ...

The first design uses a transparent plastic sphere as a water vessel. Inside the sphere is placed a small turbine, turned from the outside via a magnetic coupling. This means the sphere can remain ...

They believed that the planets resided on a smaller transparent sphere concentric to the one on which the stars moved. Only over time did astronomers realize that as the Earth moved around the Sun ...