Harvard researchers have discovered large quantities of previously undetected chemical compounds known as PFAS in six watersheds on Cape Cod. Chronic exposure to the so-called “forever chemicals” — which can be found in water-resistant clothing, stain-resistant furniture, and nonstick cookware — has been linked to cancer, diabetes, and low infant birth weight.

Barnstable County is opening 1,200 appointments Friday for clinics next week for the single-dose Johnson & Johnson vaccine.

Teachers are asking to receive the COVID-19 vaccine quickly, in their own communities, before a full return to school.

The first North Atlantic right whale calf to arrive in Cape Cod Bay this season has been spotted — a month earlier than expected.

In the wake of the Texas energy crisis, local environmentalists warn that higher temperatures, rising seas, and more intense storms are threatening the safety and reliability of Massachusetts’ power grid and other utilities.

The woman noticed a cold breeze in her apartment, but no windows were open. She tracked down the source: She removed the bathroom mirror and found a square hole that led to another apartment.

Congress nears approving COVID-19 relief measure. Health officials remind everyone to remain vigilant of coronavirus. The ex-Minneapolis officer accused of killing George Floyd goes on trial Monday.

Julius Jones has spent the past 20 years behind bars for a killing he says he did not commit. An Oklahoma parole board is set to decide Monday whether he gets closer to possible release.

Pope Francis is back at the Vatican after a historic trip to Iraq, the home of a dwindling but determined Christian community.

Minneapolis is on edge with jury section set to begin in the trial of Derek Chauvin. He's the former police officer charged with murder in the killing of George Floyd.