Mysterious mercury pools and mica sheets found at Teotihuacan spark wild theories—from ancient rituals to lost energy ...

Santa Barbara’s Community Environmental Council kicked off its two-day Earth Day celebration this Saturday at Alameda Park.

Pope Francis, who chose his papal name after the 13th-century figure St. Francis of Assisi, known as the patron saint of ...

People in Cedar Rapids spent Saturday afternoon celebrating earth day, but one high schooler is working to make sure living sustainably doesn’t end after the celebrations.