Pepsi still contains caramel coloring that has been shown to cause cancer in rats, more than a year after it promised a national phaseout.
El Niño events appear to have become more commonplace as the globe has warmed, a new study finds. Meanwhile, another study could make El Niños easier to predict.
Surplus power from wind turbines could be stored in underground porous rocks produced by volcanic eruptions, say scientists in the Northwest.
Allergy doctors across the country report an uptick in patient visits, and scientists are straightforward about the climate connection.
Lobsters have been abundant in the Gulf of Maine in recent years, but scientists warn that climate change might yet sicken some and drive others away.
More than 200 barrels of oil spewed out of a malfunctioning oil well in rural Mississippi, contaminating the Chickasawhay River.
Exurban development patterns not only worsen climate change, they also make residents more vulnerable to one of its effects.
The EPA wants to know how much CO2 energy companies are emitting, but the companies argue that they shouldn't have to spill such "trade secrets."
More than 400 American politicians across all levels of government have signed the Kochs' "No Climate Tax Pledge." A two-year investigation into the Kochs reveals that fact and a lot more.