Jerry Hal Saliterman of Crystal, plans to plead guilty in federal court in Minneapolis on Jan. 10 for his alleged role in the ...

The light-shadow experiment began when physicists led by Raphael Akel Abrahao sent a high-power beam of green laser light through a cube-shaped ruby crystal. They then illuminated this beam from the ...

To demonstrate this phenomenon, the researchers conducted an experiment using a ruby crystal cube. They shone a green laser beam through the cube while illuminating it perpendicularly with blue light.

A defense attorney says a man accused of long hiding a stolen pair of ruby slippers that Judy Garland wore in “The Wizard of ...