Researchers are hoping interviews with survivors from the World Trade Center's north tower can help explain why dozens of people below ... died below the 93rd floor before the building collapsed.

The Port Authority police officer spent 13 hours trapped in the rubble of the Twin Towers before he was rescued. But the most remarkable thing might be what happened afterward.

The New York Times, joined by families of Sept. 11 victims, sued the city in 2002 to release the records, which were collected by the Fire Department in the days after the collapse of the twin towers.

According to a 2005 public briefing from the National Institute of Standards and Technology (NIST), American Airlines Flight 11 hit the north face of North Tower 1 (1 WTC) at 8:46 a.m., and it ...

The tower was the focus of a protracted battle over who should pay to clean it up and take it down after the south tower collapsed into it on Sept. 11, 2001, tearing a 15-story gash and leaving ...

VERIFY spoke to experts in the field of conspiracy theories, and an author of the 9/11 Commission to help us understand why questions linger 22 years later.

According to a 2005 public briefing from the National Institute of Standards and Technology (NIST), American Airlines Flight 11 hit the north face of North Tower 1 (1 WTC) at 8:46 a.m., and it ...

VERIFY spoke to experts in the field of conspiracy theories, and an author of the 9/11 Commission to help us understand why questions linger 22 years later.

Editor’s note: This story includes content and information around the events of Sept. 11, 2001, and may be distressing to some viewers. On Sept. 11, 2001, suicide bombers linked to terrorist group ...