Add Yahoo as a preferred source to see more of our stories on Google. A mysterious foam that appeared on a street in Ann Arbor turned initially worried citizens about a potential pollutant in the city ...

If plants were capable of expressing emotions similar to humans, area mesquite trees might literally turn green with envy and become jealous of another area leguminous tree species. This inhabitant of ...

Honey locust (Gleditsia triacanthos) is a deciduous and thorny legume tree that is aggressive and fast-growing. The tree’s bark is grayish-brown and furrowed with long, scaly ridges. Honey locusts ...

The foamy residue left over after vehicles ran over seed pods in Ann Arbor. The curious question was posed by some tuned-in residents more than a month ago when the bizarre substance appeared to be ...