Tree resins are among nature’s most intriguing gifts. Prized for their scent, versatility, and symbolism, they’ve played important roles in cultures around the world. Here’s a closer look at what they ...

Nothing smells quite like a Christmas tree—but where does that magical woodsy-yet-cozy aroma come from? You can thank a ubiquitous category of chemicals called terpenes. “Terpenes are the largest ...