"We were surprised." Scientists make shocking discovery after studying sharks' teeth: 'Profound implications' first appeared on The Cool Down.

Climate change is driving more frequent and more intense wildfires around the world, including in the United States. These ...

Alzheimer's disease is a complex, multi-faceted condition, and while we know a lot about its signs and symptoms, experts are ...

A new study has determined that 55 heat waves over the past quarter-century would not have happened without human-caused ...

The Environmental Protection Agency on Friday proposed doing away with a program that has required large, mostly industrial polluters to report their planet-warming greenhouse gas emissions to the ...