From Estonia to Antarctica, this once-pagan symbol has taken on many strange forms. In December 1848, an illustration showed Queen Victoria, Prince Albert, and their children admiring a Christmas tree ...

Discover how real Christmas trees boost U.S. agriculture, preserve farmland and compete with rising artificial imports.

Volatile compounds drifting on the breeze. Electrical pulses firing under bark. Scientists are discovering that trees are ...

Bryan Johnson livestreamed his shrooms trip -- which included both Grimes and Marc Benioff -- as part of his controversial longevity research.

Discover how pecans went from ignored trees to holiday staples over 8,000 years. Learn about Native American pecan use, the ...