Some of the same properties of light and optics that make the sky blue and cause rainbows can also help scientists unlock mysteries about cloud formation and the effects of tiny particles in our air.

Manatees are endangered species volatile to the environment.  

A new Weizmann Institute study shows that building solar farms in arid regions is a far more effective way to tackle the climate crisis than planting forests.

About half of an average American building’s energy consumption is spent on heating and cooling.

Makueni County, a corner of southern Kenya that’s home to nearly a million people, is a land of extremes. Nine months a year, Makueni is a hardened, sun-scorched place where crops struggle and plumes of orange dust billow from dirt roads.

NOAA’s 2023 Arctic Report Card documents new records showing that human-caused warming of the air, ocean and land is affecting people, ecosystems and communities across the Arctic region, which is heating up faster than any other part of the world.

Using laser scanning, researchers at the University of Helsinki have mapped out how the fragmentation of forests affects tree shape in the rainforests of Brazil.

A climate policy that raises the price of carbon-intensive products across the entire U.S. economy would yield a side benefit of reducing nitrate groundwater contamination throughout the Mississippi River Basin.

A 20-year experiment in the Sierra Nevada confirms that different forest management techniques — prescribed burning, restoration thinning or a combination of both — are effective at reducing the risk of catastrophic wildfire in California.

Infection with the stomach bacterium Helicobacter pylori could increase the risk of developing Alzheimer’s disease: In people over the age of 50, the risk following a symptomatic infection can be an average of 11 percent higher, and even more about ten years after the infection, at 24 percent greater risk.