The black hole appeared as a bright speck, a glowing spot against a cosmic backdrop, but one that easily could have been missed altogether — especially because astronomers weren't even looking for it. Students from…

SEATTLE — It's not her birthday for another month, but Ruby Francisco has been singing "Happy Birthday" a lot lately. She does it every time she washes her hands. "That's what they said to do,"…

WASHINGTON — The Democratic contest is rapidly becoming a two-person race between establishment-friendly moderate Joe Biden and progressive populist Bernie Sanders. Super Tuesday will determine which one has the edge — and whether any wild…

NASHVILLE, Tenn. — Nashville-area residents are reeling after the second-deadliest tornado event in Tennessee history tore through their homes and killed at least 24 people early Tuesday. Corey Quinlan said in an interview that he,…

The first coronavirus patient in New Hampshire — an employee of Dartmouth-Hitchcock Medical Center — defied instructions from public health officials to stay away from other people. In a statement, the state Department of Health…

The number of deaths from the coronavirus reported in the U.S. jumped from six to nine in a matter of hours Tuesday — all in Washington state. The State Health Department confirmed that eight of…

NBC News Exit Poll Desk 2m ago / 11:53 PM UTC NBC News Exit Poll: Colorado Democrats view Warren most favorably and Bloomberg least More than 7 in 10 Colorado Democratic primary voters hold a favorable…

Anyone who says that nothing exciting happens in February or March has probably never scored a sweet off-season travel deal. As it turns out, those gloomy, stir-crazy months when you’re most in need of a…