Christopher K. Walker is a professor of astronomy at the University of Arizona. He has published numerous papers on star ...

Are we alone in the universe? The answer is almost certainly no. Given the vastness of the cosmos and the fact that its ...

The more exciting, transformative, and revolutionary a science result appears, especially coming out of nowhere, the more ...

RFK, Jr., and other potential and current government officials have spread shaky health claims about fluoridated water.

Once a tragic example of degraded wildlife habitat, the Klamath River’s dam removal demonstrates how people can halt the ...

Jeff Opperman is the global freshwater lead scientist at World Wildlife Fund (WWF) where he works with external partners to ...

The particles that make up wildfire smoke may raise the risk of dementia even more than similar airborne pollutants from other sources ...