It’s estimated that there are over 500 million pieces of litter on Pennsylvania’s roadways and one representative wants to ...

The San Andreas Fault is the cause of some of the worst earthquakes ever seen. This fascinating tour in Palm Springs gets up ...

Wrasse fish use hard surfaces as tools to crack open prey. This behavior shows flexible thinking and environmental awareness.

Stanford scientists found that dramatic climate changes after the Great Dying enabled a few marine species to spread globally ...