Celtic knots are optical illusions. They are called “pure knots” because they appear to have no beginning or end. A new class at the Davis Arts Center will show you the secret to drawing Celtic knots ...

The hypnotic Celtic knot might not be as complicated as it seems. Fourth-year math major Benjamin Liu, from Northampton, Mass., has broken the Celtic knot into 12 standard segments that can be ...

MAYVILLE - Tim Bachhuber didn't consider himself artistically inclined growing up. His siblings are avid artists, which leads him to believe right-brained creativity runs in the family. "There's a ...