WASHINGTON — They didn’t get to demonstrate their project for President Barack Obama, but three Phoenix teens were not complaining after their trip Tuesday to the fourth White House Science Fair.

Three La Jolla students took home first-place awards for their projects as hundreds of winners from regional competitions around the state convened last month for the 74th annual California Science ...

Sonya Stonaha smiled as she operated a remote control Monday evening, speaking excitedly about what each lever and button on it did. The joysticks controlled the wheels, with each moving a pair on one ...