Physicists in Europe have quietly turned a classic holiday symbol into a cutting-edge experiment, 3D-printing a tiny ...

Scientists at Washington State University are looking at what goes into that choice, contributing data to research to understand what makes live Christmas trees appealing to customers.

An ozone generator fires powerful sparks - which David Karnosky, the Michigan Technological University's Ecosystem Science Center professor spearheading the experiment, compares to lightning strikes - ...

MENOMONEE FALLS – The perfectly spaced rows of trees between the old Boundary Road Landfill and Boundary Road aren't there to keep your eyes off of the land, or to pretty up the space, though they do ...

A fossil of a 350-million-year-old tree was discovered with an unusually bulging top, created by hundreds of near-perfectly preserved leaves surrounding its trunk, that appears straight out of a Dr.

Pie cherries at O'Brien Garden and Trees. (Riley Board/KDLL) Michael O’Brien likes a challenge. That’s why O’Brien Garden and Trees in Nikiski is what he calls an experimental farm — he tries out ...

“This here is a fir that would be classified as a Charlie Brown tree,” Greg Williams declared, of a spare little cutting of balsam fir. “But prune it severely the first year and you can make a good ...

Space agencies tested bizarre things. A limbless torso measured radiation exposure while seeds from the Moon grew into trees scattered across Earth. The weirdest science projects of the space age.

Fall leaf color and climate change, urban trees, heat islands and downtown honeybees. Why do leaves change color in the fall, and how will climate change affect that rainbow of color? Plus, urban ...