On the twenty-fifth anniversary of September 11, one question will be asked countless times: Where were you on the morning of ...

In the years following the 9/11 attacks, several American women became involved in jihadi activity, including Colleen R.

Lt. Mike Day was piloting a borrowed boat in New York Harbor when the attacks cut off Lower Manhattan in smoke and chaos.

Twenty-five years after 9/11, New York City’s rebuilt skyline testifies to our national resilience, as do repairs at the ...

Twenty-five years after al Qaeda conducted the most catastrophic terrorist attack in the history of terrorist warfare, it ...

September 11, 2001, remains one of the deadliest and most consequential terrorist attacks of the modern era. Nearly 3,000 ...

Twenty-five years after September 11, 2001, public safety has more ways to communicate than at any point in history - and ...

That is why Homeland Security Today has launched the national America After 9/11 Living History Curriculum, a permanent ...

On September 11, 2001, America’s sense of security was shattered when four commercial airplanes were hijacked and used to carry out the deadliest terrorist attack in our nation’s history.

The Transportation Security Administration (TSA) today commemorated the 25th anniversary of the September 11, 2001, terrorist ...

Anthropic says it has disrupted attempts to use its artificial intelligence systems for biological research that could ...

President Donald Trump has proclaimed September 11, 2026, as Patriot Day, marking 25 years since the terrorist attacks that killed 2,977 people at the World Trade Center, the Pentagon and near ...