Because growing conditions vary from year to year, the rings are not uniform. The record of good (wide ring) and slow (narrow ...

Three different theories trace the Christmas tree back to the 1400s or 1500s. Two others go even further back.

At first glance, you might think that a tree so named would be great to consider for a home landscape. The resounding answer to that consideration is “NO.” As you read on, I’ll give you some reasons ...

The basics of photosynthesis are something that every student learns in school: carbon dioxide, water and light in; oxygen ...

Therapists might agree that an all-out, no-holds-barred blind pursuit of perfection might be considered unhealthy. Except in the pursuit of the perfect Christmas tree. Then it's OK. Most of us have ...

Properly deciphering the branching pathways of evolution could unlock the history of every component of natural biology.

There is a sycamore in the front yard of my grandparents’ house, the house where my father grew up. It is a giant, towering over the home, the yard, the whole neighborhood. Last spring, when my ...