A bottle of Egyptian blue hand mixed by George Washington Carver (c. 1864-1943) was loaned by the Iowa State archives.

Why are those two colors the top options? The Philadelphia Eagles poured yellow/green on head coach Nick Sirriani after the NFC championship, while purple was the color dumped on Kansas City Chiefs ...

Certain quarters minted in 1976 — the year of the bicentennial — are particularly sought by collectors. Here's how to tell if ...