A young golden retriever whose resilience is described as “absolutely remarkable” was recovering Tuesday at a Southern California animal hospital after a rescue group found him surrendered at an animal shelter with a third-degree burn.

Thousands of pounds of deadly hydrofluoric acid escaped into the atmosphere following the massive June 21 blast at the now-shuttered gas refinery in South Philadelphia, according to a new federal report.

Authorities in Texas say a massive chemical plant fire that rocked a Gulf Coast town with two major explosions is finally considered contained after three days.

More than 50,000 people in East Texas remained under a mandatory evacuation order Thursday as a fire continued to burn at a chemical plant, one day after two massive explosions there.

Two massive explosions 13 hours apart tore through a Texas chemical plant Wednesday, and one left three workers injured. The blasts blew out windows and doors of nearby homes and prompted a mandatory evacuation of a 4-mile radius from the plant in Port Neches in Southeast Texas, about 80 miles east of Houston. Officials say they have no estimate for...

Three floors of a building at Brigham and Women’s Hospital in Boston were evacuated after a chemical spill.

A Massachusetts community college campus was evacuated Thursday and 20 people received medical attention after having trouble breathing. Bristol Community College’s campus in New Bedford was evacuated about 10 a.m., the school said in a statement, after an unknown odor was detected.

A New Hampshire school district will test all its drinking water after one faucet was found to have high levels of a toxic chemical that has raised health concerns.

The CBD craze is leaving the war on drugs a bit dazed and confused. The extract that’s been showing up in everything from candy to coffee is legally derived from hemp plants, which look and smell an awful lot like that other cannabis — marijuana. They’re so similar, police officers and the field tests they use on suspected drugs sometimes...

A very special visitor came to Vermont’s capital city Tuesday — a World War II veteran who still has one more mission to complete. Sidney Walton, 100, was stationed in Asia with the Army during World War II, before going on to a career as a chemical engineer.

There was a very special visitor to Vermont’s capital Tuesday.

Researchers in Denton say they’ve discovered a plant, native to Texas, that has the same pain relieving properties as some of the most powerful pills on the market but without the harmful side effects.

Massachusetts is in the midst of an outbreak of eastern equine encephalitis, or EEE, and large swaths of the state are at risk, according to the health department. Several towns in Bristol, Plymouth and Worcester counties are at critical risk of the rare virus that can kill people who get it, along with a few towns elsewhere.

Indiana health officials say they’ve confirmed that a resident died from severe lung injury linked to vaping, as U.S. health officials once again urged people to stop vaping as they investigate. The death announced Friday by the Indiana State Department of Health is the state’s first and the country’s third tied to the use of electronic cigarettes. Previous deaths have...

New York’s governor says state health officials are preparing to urge people to stop vaping.

There was a lot of uncertainty about whether or not Ismail Ajjawi would be able to arrive at Harvard University in time for the beginning of the semester. But after initially being denied entrance to the US, the 17-year-old Palestinian national living in Lebanon is on campus to begin his freshman year. Ajjawi was banned from the US at Logan...

If you’re living in one of the 23 communities in Middlesex and Worcester counties found to be at high or critical risk for the eastern equine encephalitis, or EEE, virus, you may have heard aerial spraying overhead Monday night. “In Massachusetts we’ve never done an aerial spray in this area, at least in sort of recent memory,” said state epidemiologist...

Billionaire industrialist David H. Koch, who with his older brother, Charles, transformed American politics by pouring their riches into conservative causes, has died at age 79. Charles Koch announced the death on Friday, saying, “It is with a heavy heart that I now must inform you of David’s death.”

An elderly woman has died after police say a delivery man from Hialeah badly beat her in her Boca Raton home before dousing her with a liquid chemical.