Q. When we studied high school biology, our teacher said more than 99 percent of animals lay eggs and only a few give live birth. That percentage seems too high. Humans, dogs, cats and cows are ...

PROVIDENCE – They grow twice as fast as other earthworms, can get up to half a foot long and pose a threat to native plants by devouring the top layer of organic matter in the soil that’s full of ...

For a recent paper in Proceedings of the National Academy of Sciences, researchers investigated the odd physics of a ...

A parasitic brain-infecting roundworm primarily spread by rats and snails is planting down roots in more parts of the U.S., research this week suggests. Scientists appear to have confirmed the ...

Scientists find that the 'feel good' brain chemical dopamine regulates anxious worm behavior in the presence of nipping predators. The findings illuminate how this dopamine-regulated brain pathway may ...