The Chicago River is once again glowing kelly green as the city opens its annual St. Patrick’s Day celebrations.

The San Gabriel River — one of L.A.'s most popular, but over-loved, hot weather retreats — is getting some help in the form of a $3.5 million federal grant to clean up the east fork of the ...

Ecologists in a Dutch city were baffled when presented with a ‘glowing’ orange bag of wildlife. The rare bryozoans – small invertebrates which can form in groups of thousands, forming a ...

(AP Photo/Erin Hooley)(AP/Erin Hooley) CHICAGO (AP) — The Chicago River is once again glowing kelly green as the city opens its annual St. Patrick’s Day celebrations. Thousands lined the river ...