Researchers have identified a species of blue-green algae in the Duluth-Superior harbor that’s capable of producing harmful ...

That is, the initial hybrids may produce viable offspring by mating back to one of the parent species but not the other. The resulting mixtures of genes may introduce new combinations that are ...

We know that birds sing. They also whistle, chirp, coo, caw, call, hoot, shriek, clack, warble. Some sound quite out of tune, ...

A new species of dinosaur has been identified more than a decade after a large number of ancient skeletons were found in Spain -- and researchers expect more species to be discovered. The ...

Plants produce an enormous abundance of natural products. Many natural plant products are ancestry-specific and occur only in certain plant families, sometimes only in a single species.

Runny nose, itching eyes, worsening asthma symptoms—the effects of hay fever are nothing to sneeze at, experts say, warning ...

Invasive plants can ruin your garden fast. Learn how to spot them, get rid of them for good, and avoid bringing them home ...

Our native forests are full of food. The understories are packed with blueberries and huckleberries and for thousands of years, local overstories have been full of nut trees: hickories and chestnuts ...

While mammals are known for feeding milk to their young, some bird species produce a similar substance called crop milk. Pigeons, doves, and flamingos secrete this nutrient-rich fluid from their ...