Petrified wood is one of the most sought-after materials in the world for both its aesthetic value and its scientific value.

Mary Meachum, abolitionist dedicated her life to helping slaves escaping St. Louis to reach freedom, Illinois ...

The 18th-century painting by Charles Willson Peale had previously been the subject of mismanaged restoration attempts. Now, experts in Versailles are bringing it back in line with the artist's origina ...