Millions of real Christmas trees are purchased every year. And making the annual trip to a tree farm or lot where cut trees ...

A person can measure their height at home by using an object, such as a pencil, to mark a wall and measure the distance. However, it is often easier to measure height with help from another person.

In environmental science, innovation often comes out of necessity. For ecologist and researcher Dr. Mubarak Mahmud, whose areas of expertise are forestry, agroforestry, and climate change adaptation, ...