After years of putting it off, Marvel Comics has finally addressed the question of just where 9/11 fits into Captain ...

Here are some of the 9/11 anniversary events happening in New York City this weekend.

It has been 23 years since the horrific incident that was 9/11, and since then, there have been multiple investigations and conspiracy theories about the terrifying event. Now a new question is ...

The health program that serves 9/11 first responders and survivors is still hobbled by deep cuts made by the Trump administration — despite a White House vow to quickly reverse reductions it ...

Videos and documents turned over to the FBI in the weeks after 9/11 were not shared with its own field agents or top intelligence officials. That evidence is raising new questions for investigators.

The White House restored funding for the 9/11 first responder survivors' health program after an uproar from lawmakers on both sides of the aisle.

Watch the 9/11 anniversary tribute from Manhattan here. Nearly 3,000 people died in the attacks.

It's been 23 years since Sept. 11, 2001. Do you know where you were that day? Learn more about how to mark the anniversary.

Sept. 11 and the horrible events following the terrorist plane crash attacks into the Twin Towers at the World Trade Center reached its twenty-third anniversary this year. Several documentaries ...

Detached from the 2001 attacks, it's become one of the internet's most popular punchlines.

Khalid Sheikh Mohammed, the mastermind of the Sept. 11 attacks, has agreed to plead guilty at Guantanamo prison rather than face a death penalty trial.