A newly identified ancient relative of the Mexican axolotl is giving scientists a rare window into the deep history of one of the world's most unusual amphibians.

Minnesota approved a $350,000 relief package intended to help families, businesses, and tourism-dependent communities affected by the Brimson and North Shore Stewart Trail fires.

Video from Hampstead Heath shows dozens of swimmers doing it in one of the worst possible places: a protected pond full of nesting birds, eggs, and cygnets.

Colorado residents could soon get more help replacing aging furnaces and air conditioners with a cleaner alternative: heat pumps.

A wildfire burning near a critical nesting area in Wood Buffalo National Park is raising alarm for one of North America's rarest birds: the endangered whooping crane.

An expedition to Indonesia's West Papua region has produced grim new evidence that Oceania's last tropical glaciers are nearing their end.

Five years after a major eradication campaign, researchers say the island’s invertebrate population has surged.

A new community-powered wildlife survey is drawing attention to one of Scotland's most fragile ecosystems: temperate rainforest.

A renewable energy project in New South Wales is facing backlash after bulldozers destroyed an Aboriginal rock shelter that traditional owners say is now lost forever.

Texas’ registration fees make it feel more like a punishment than a reward for choosing cleaner transportation.

Vermont just became the first state in the U.S. to ban paraquat, a widely used weedkiller that lawmakers say is linked to a higher risk of Parkinson’s disease.

Rochdale, England, is turning an unlikely resource into a climate-friendly utility: heat from its sewer system.