Never-before-seen bacterium found at Arnold Arboretum

Researchers have discovered new life—a never-before-seen bacterium—in a novel environment, one created by humans and spreading rapidly around the globe, at Harvard University's Arnold Arboretum.

Contaminated soils determine root characteristics

Tree roots have multiple essential functions for their growth and survival. Acquiring nutrients and water from the soil, storing food and anchoring the plant in a substratum are what keep plants alive. In addition, root traits ...

What's that noise? The 17-year cicadas are back

With warm daytime weather and mild nights upon us, you may find yourself opening a window to enjoy the cool spring air. But accompanying this breeze will be a cacophonous whining like a field of out-of-tune car radios.

page 1 from 4