From the legendary Hope Diamond to a rainbow of colorful gemstones, a multigenerational bond between the Winston family and the Smithsonian transformed the museum’s world-renowned gem collection Emma ...

The Okavango Blue Diamond, a dazzling 20.46-carat stone, is more than just a beautiful jewel-it's practically a miracle of ...

A specimen of smithsonite housed in the museum’s mineral and gem collection. Jack Tamisiea, NMNH With more than 148 million specimens and objects, the vast majority of the National Museum of Natural ...

After a five-year hiatus, the much-loved tradition of sleepovers at the American Museum of Natural History has returned.