It can seem to public health officials that giving an inch means people will take a mile. In the months since most U.S. states emerged from coronavirus lockdowns, wearing a mask has become a matter…

An intense and long-duration heat wave kicks into high gear Friday, with 150 million people set to experience temperatures hotter than 90 degrees over the next week, and 50 million of those forecast to experience…

Much of life in the U.S. in the next year — our ability to send our kids to school, return to work fully and travel — depends on our ability to test, manufacture and distribute…

Sen. Kamala Harris, D-Calif., on Friday lauded Joe Biden for having the “audacity to choose a Black woman" to be his running mate even though such a decision may have come with political risks. “What…

Numerous states have received letters from the U.S. Postal Service in recent days warning them that the agency that oversees mail in the United States will not be able to fulfill requests for mail-in ballots.…

Former President Barack Obama, in an interview released Friday, slammed President Donald Trump for trying to “actively kneecap the Postal Service” to affect mail-in voting in the 2020 election and urged lawmakers and citizens to…

Before running for office, Republican congressional candidate Marjorie Taylor Greene wrote dozens of articles as a "correspondent" for a conspiracy news website, according to archived web pages uncovered by NBC News. In posts published on…

The top two officials at the Department of Homeland Security, acting Secretary Chad Wolf and Ken Cuccinelli, the senior official performing the duties of deputy secretary, are not legally qualified to hold those positions, a…