Despite heat wave, people are flocking to the hottest place on Earth

Temperatures in the largest national park in the Lower 48 states are expected to intensify over the weekend, potentially setting new records amid a major U.S. heat wave.

Watch: Freaky slime mold pulsates as spores spread in Alaska national park

Slime molds are a collection of single-celled organisms that move together in search of nutrients. They eat bacteria and appear on dead and decaying logs in Glacier Bay's Alaskan rainforest ecosystem during the summer.

Study finds some pain medicines could soon be created from pine trees

Researchers in England have determined an alternative to making pain medications like ibuprofen from pine trees rather than crude oil.

Drinking water from nearly half of US faucets contains PFAS, study says

PFAS chemicals have been linked in animal studies to some cancers, including kidney and testicular, plus issues such as high blood pressure and low birth weight.

Earth sees hottest day on record for third straight day

The daily highs are an indication that climate change is reaching uncharted territory, scientists say.

Top 10 national parks to visit this summer and the weather you can expect

The national parks offer a diversity of natural beauty, wonders and weather, as showcased in this list of our 10 favorite national parks.

Ohio researchers develop new breed of honeybees to fight parasites

Central State University's breeding program aims to create worker bees with smaller mandibles known as 'Ohio Mite Biters.'

Rare lizard found only in major US oil patch proposed as endangered species

The dunes sagebrush lizard has quite the natural habitat. It's found only in parts of one of the world's most lucrative oil and natural gas basins.

This smoky summer could be America's 'new abnormal'

Wildfires are already consuming three times more of the United States and Canada each year than in the 1980s and studies predict fire and smoke to worsen.

At least 10 deaths caused by rip currents off Florida, Alabama beaches

A firefighter from Georgia and two fathers who drowned while trying to save their children are among at least 10 recent victims of dangerous rip currents along Gulf of Mexico beaches stretching across Florida’s Panhandle to Gulf Shores, Alabama.

Smoke from Canada wildfires increasing health risks in Black, poorer communities in US

The smoke is impacting air quality issues for poor and Black communities that already are more likely to live near polluting plants and in rental housing with mold.

US government to award $1.7 billion to buy electric and low-emission buses

The grants will allow transit agencies and governments to buy 1,700 U.S.-built buses, and half of the vehicles will have zero carbon emissions.

Yellowstone River bridge collapses, freight train falls into waters below

Numerous tank cars were partially submerged in the river early Saturday, with an Associated Press reporter witnessing a yellow liquid pouring out of tank cars.

3M settles 'forever chemicals' water pollution lawsuit for $10B

Chemicals manufacturer 3M announced that it has reached a $10.3 billion settlement with U.S. public water suppliers that have detected PFAs – known as "forever chemicals" – in their drinking water. 

Biden administration moves to restore endangered species protections dropped by Trump

The Biden administration has proposed new rules for protecting imperiled plants and animals as officials move to reverse changes under former President Donald Trump that weakened application of the Endangered Species Act.