Watch: NOAA scientists find mysterious, shiny orb-like object on seafloor

Video from NOAA shows the vessel’s remotely operated arm carefully "tickle" the object before picking it up and sucking it into a vacuum-like tube.

Air pollution from wildfires linked to dementia cases, study says

Particulate pollution comes from several sources, not just wildfires, but the study identified particulates from wildfires and agriculture as the sources linked to dementia cases.

NASA releases first images from pollution-monitoring satellite in space

NASA has shared this week the first images from TEMPO, the agency’s first space-based instrument designed to continuously measure air quality over North America, and do so with the resolution of a few square miles.

Why fall season should actually begin on September 1

The calendar says autumn begins on Sept. 22, but 'climatological' or 'meteorological' fall starts 3 weeks earlier.

New plastic bag fee heading to Prince George's County

Prince George's County retailers will begin charging at least a 10-cent fee for each paper and reusable bag sold to consumers starting January 1, 2024. 

Loss of Antarctic ice hurting survival of emperor penguin chicks, study says

The loss of ice in one region of Antarctica last year likely resulted in none of the emperor penguin chicks surviving in four colonies, researchers reported Thursday.

Plans to fight climate change with trees hampered by seedling shortage, study says

This shortage is occurring as government and private funding is being invested in planting trees to cool cities, reduce air pollution and protect water.

Climate protestors disrupt Andy Murray vs. Taylor Fritz match at DC Open

Climate protesters briefly interrupted a match at the DC Open tennis tournament Friday between three-time Grand Slam champion Andy Murray and top-seeded Taylor Fritz.

July on track to be Earth's hottest month on record

Another month of record-breaking heat has brought the world into uncharted territory, scientists say.

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.

Charles County health officials issue warning after sewage spills into Potomac

The Charles County Health Department is warning residents not to swim in the Potomac after they were notified of a sewage spill impacting a portion of the river.  

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.