The goodwill and generosity of our public school families and sites is sometimes nothing short of remarkable. For example, consider the Ruby Bridges Elementary School science camp. Every year, the ...

Gem hunters have always been natural geologists, seeking the mother lode long before researchers explained how gems and minerals form. Now, scientists want to officially link precious gems to their ...

Traces of ancient life were locked inside a 2.5 billion-year-old ruby from Greenland, according to a new study. The planet's oldest rubies, sparkling red gemstones made up of a transparent red mineral ...