A pair of diamonds that formed hundreds of kilometers deep in Earth’s malleable mantle both contain specks of materials that form in completely opposing chemical environments—a combination so unusual ...

When I was a kitten, I loved collecting rocks and gems. So, I was very excited to talk about your question with my friend Johannes Haemmerli. He studies minerals at Washington State University.

Inside a secure laboratory in New York City geologist Evan Smith is peering into billion-year-old blue diamonds to gauge the inner workings of Planet Earth. The cold, dense objects zap the warmth from ...

What has 280-plus bedrooms, six swimming pools, seven Jacuzzis and nine lounges? Posed by an Aspen lodge manager, it was a riddle that stumped those attending last week's Aspen Chamber Resort ...

When Gabby Estlund started her position in marketing production at Big Grove Brewery, she struggled to differentiate between her professional and personal expression of creativity. As she speaks, her ...