Long before lights and ornaments are added, Christmas trees are shaped by years of weather, climate and environmental ...

Christmas trees are grown as a farm crop. It takes several growing seasons before a Christmas tree is ready to harvest.

Just in time for Christmas, a vast star-forming region shaped like a Christmas tree is lighting up space 2,700 light-years from Earth.

A fresh-cut Christmas tree can offer a magical experience in the home this time of year. The distinct smell of pine from a real tree makes for lasting memories -- and even makes picking up pine ...