American trees are in trouble. Based on recent estimates, up to one in every six native species in the continental US is in danger of going extinct, due to mounting threats such as invasive species, ...

Some tadpoles don’t poop for the first weeks of their lives. At least, that’s the case for Eiffinger’s tree frogs (Kurixalus eiffingeri), scientists report September 22 in Ecology. Eiffinger’s tree ...

I have a bit of a problem, I think. I have a 12-year-old fig tree in the backyard that has produced well over the years. I got a dog a year ago and didn’t realize until it was too late that he was ...