Janet Clayton's 30-year career studying freshwater mussels has helped provide the knowledge to save these animals from extinction. But many challenges remain.
Penn State Extension's Master Watershed Steward program aims to get homeowners, businesses and municipalities to make better decisions to protect waterways.
Researchers want to know what affects fireflies and why are there a lot in some areas and none in others? But scientists can’t answer these questions until they have the data.
Catching fireflies can be fun, but it may hurt them if done wrong. A firefly expert has some tips to do it right and use them to teach kids about nature.