This week, the creators behind the simulation, or God, or whatever you want to call it, have blessed us with a rare freshwater crab that's both male and female. Hallelujah!

By Katherine Hafner/WHRO Each summer for nearly four decades, scientists at the Smithsonian Environmental Research Center ...

A House-passed bill promoting invasive blue catfish for pet food is drawing backlash from Maryland seafood processors even as federal funding boosts the industry.

Smithsonian researchers discovered who eats the most young blue crabs in the Chesapeake Bay — it’s not people, or even fish, ...