On Sept. 11, 2001, Exponent Editor-In-Chief Keith Thomas was riding the CityBus to class when he received a call from his news adviser telling him a plane had crashed into one of the Twin Towers.

Today is the 25th anniversary of the September 11 terrorist attacks that killed nearly 3,000 Americans and fundamentally changed the world. Those attacks happened because Islamists hated America, its ...

For nearly 25 years, the annual Sept. 11 commemoration has paused six times to mark the defining moments of the attacks that changed America. This year, as the nation marks the 25th anniversary of ...