Chase DoakSpy BalloonAnother Chinese 'surveillance balloon' is flying over Latin America, Pentagon saysBlinken postpones high-stakes Beijing trip after suspected Chinese spy balloon spotted over the U.S. Surveillance or weather research? Balloon blows U.S.-China diplomacy off course
Michael M. Santiago / Getty ImagesWeatherArctic blast to bring 'dangerously cold' temperatures to NortheastWind chills in New England are so low, they're literally off the charts Artic blast could trigger a rare weather phenomenon: Frost quakes
LionessArising / via YouTubefamily suicideFamily found dead in Pennsylvania made a 'joint decision' to kill themselves, police say
Liza Evseeva / NBC NewsHealth newsPeople are zapping their brains at home to improve focus and clear brain fog. But is it safe?
Spencer Platt / Getty Images fileHealth newsA Washington woman with tuberculosis refuses treatment, so authorities got court orders