A study of World Trade Center responders found that PTSD is associated with molecular changes linked to accelerated biological aging and a higher risk of chronic disease. The study, led by Stony Brook ...

A conversation moments before the attack led him to read Psalm 91, a passage he believes stayed with him throughout the chaos ...

The 9/11 Memorial Museum marks America's 250th anniversary alongside the 25th anniversary of the attacks, highlighting ...

Researchers tested and analyzed blood samples from 393 World Trade Center responders, 232 of whom had been diagnosed with ...

Americans are marking 24 years since the Sept. 11, 2001, attacks on Thursday with solemn ceremonies, volunteer work and other tributes honoring the victims. Limited time: Save 25% on NBC News ...

In the 24 years since 9/11, Diane Keating has never given an interview. Why now? “People and families need to know they are still looking,” she told Spectrum News. Nearly a quarter of a century on, ...

Republicans called the 1990s a "holiday from history" — but after 9/11, history roared back.

This September marks 25 years since terrorists hijacked planes and steered them into the twin towers of the World Trade ...