TEMPO Gives Ozone Risk an Hourly View
NASA treats TEMPO as a map; no verified X post changes the alert value for schools, workers, and fans hour by hour.
Kenji Nakamura
Bureau: Tokyo
X-59 Flight Brings Sonic Boom Rules Back to Regulators
NASA calls X-59 a quiet-supersonic milestone while X celebrates speed; regulators still need evidence that softer booms can reopen routes.
Landsat Shows How Guadalajara Grew Around the World Cup
NASA offers a science image; no verified X post changes the gap around what World Cup growth did to land, heat, and movement.
Webb Result Shows Black Holes May Come First
NASA's Webb result needs careful language about one early object and a possible heavy-seed path; no verified X post adds that caveat.