By ADITHI RAMAKRISHNAN, AP Science Writer NEW YORK (AP) — Scientists have spotted the brightest flare yet from a supermassive black hole that shines with the light of 10 trillion suns. These bursts of light and energy can come from … Continued
By JOSH FUNK Transportation Secretary Sean Duffy predicted Tuesday that there could be chaos in the skies next week if the government shutdown drags on and air traffic controllers miss a second paycheck. There have already been numerous delays at … Continued
By The Associated Press Millions of voters are casting ballots Tuesday in U.S. state and local elections. The biggest contests are in Virginia and New Jersey, the only states electing governors this year. Read what to watch for on Election … Continued
By SETH BORENSTEIN and MELINA WALLING All nations of the world had homework this year: submit new-and-improved plans to fight climate change. But the plans they handed in “have barely moved the needle” on reducing Earth’s future warming, a new … Continued
By MICHAEL CASEY and LEAH WILLINGHAM, Associated Press BOSTON (AP) — Two Massachusetts men have been arrested in connection with a weekend explosion at Harvard Medical School, authorities said Tuesday. The FBI’s Boston office announced the arrests on social media … Continued