Careful analysis of different lines of evidence indicate a surviving population of Ivory-billed woodpeckers.

They are far more common than you think.

Do medicinal plants cure ills?

More than a delicacy, olives have a close relationship with the spread of Western civilization.

People envision healthy, natural forests as places full of green trees.  This is not accurate. In natural forests, the dead trees are not harvested for firewood, or any other reason. They remain in place, either standing or on the ground, for many years, or many decades. From our vegetation data set of the forest of Powdermill Nature Reserve, we learned that a standing dead tree, called a snag, is sometimes the second or third most common type of tree in a study plot. Each species is tallied separately if alive, all snags are tallied together regardless of species, so all dead trees together are a big number.

Phenology is the study of when things happen, such as when trees leaf out after winter, or flowers bloom, or migratory birds arrive. March and …

Many of us remember our mothers saying “You kids, go outside and play!”  Some kids were happy to play outside, and others not.  Many lines …

A Nigerian manioc farmer with roots from one plant. The leaves (behind her) are used in popular dishes. Most Americans are familiar with the prepared …

It is hard to imagine our lives without domesticated animals. We have our partners who share our homes, such as dogs and cats, and then …