Most of the United States’ major climate regulations are underpinned by one important document: It’s called the endangerment ...

A detailed view of the sun covered by smoke from the Canadian wildfires as air quality alerts were issued across Minnesota ...

Smoke from Canadian wildfires has sent a blanket of smoke over the midwestern United States this weekend. The National ...

When wildfires burn, the smoke can travel long distances and degrade air quality far away, which presents risks for those ...

The Trump administration is attempting to revoke a landmark rule that allows the Environmental Protection Agency to regulate greenhouse gas emissions from cars, power plants and other sources under ...

Over the years, we've seen PACCAR engines slowly replace Cummins power units in a lot of semi-trucks. Who owns this company?

When Justin Timberlake revealed that he’s been battling Lyme disease on Instagram, it lit up the internet. Some people sent ...

A senior Democratic senator slammed President Donald Trump as trying to realize the "wet dream of the dirtiest players in the ...

Health-conscious conservatives say the GOP is siding with pesticide manufacturers and undermining the very movement that ...

EPA Administrator Lee Zeldin told CBS News' "The Takeout" that environmental policy can't "strangulate out of existence" ...

While the United States is moving away from climate regulation, the opposite is occurring in other countries. Companies are ...

A 65-year-old Wyoming man is in federal prison for pulling EPA-mandated emissions systems from ailing diesel engines. As the ...