The human-caused changes to our planet that are driving the crisis include pollution, habitat destruction like deforestation, ...

Learn more about the Curiosity's carbonate discovery on Mars, and what it tells of about Mars' past and Earth's future.

The end-Permian mass extinction, also known as the "Great Dying," took place 251.9 million years ago. At that time, the supercontinent Pangea was in the process of breaking up, but all land on ...

(Image Credit: Tami Freed/Shutterstock) While trilobites, like the ones pictured here, survived for millions of years, they did not survive the "Great Dying." However, clams took over the oceans in ...

(TriceEdneyWire.com) - My childhood growing up in Pacific Grove, California was blessed with the kind of exposure to and immersion in nature that all kids deserve. We played among towering redwood ...