Cool stuff from the space station robot

Robotic technology developed for the International Space Station inspires spin-offs to help people on Earth. Read about it in my piece for NASA's website.

More fish, or just more fish in one place?

An in-depth study of artificial reefs in the Gulf of Mexico seeks to settle a long-running debate about these structures -- do they increase marine life or merely concentrate it? Read more about it in my piece for the June issue of Texas Parks & Wildlife Magazine.