Through unstinting smoke and countless tears, weary clean-up workers paused for a moment at ground zero to mark a grim milestone the passing of one month since New York’s World Trade Centre towers ceased to exist, along with the thousands of people trapped inside.

The massive clean-up operation at the site of the collapsed World Trade Centre towers in New York could take up to a year to complete, it was announced today.

The owner of the World Trade Centre towers says he'll rebuild the complex after Tuesday's terrorist attacks.

A storm in New York has been hampering the search for survivors amid the rubble of the World Trade Centre towers.

The names of the Irish mother and daughter who died, when their plane was hijacked and crashed into one of the World Trade Centre towers have been released.

Thousands of workers and shoppers were evacuated today from the world’s tallest buildings, the Petronas Twin Towers in Kuala Lumpur, following a bomb threat that came as many Malaysians were just learning of the terror tragedy gripping the United States.

Another building in New York is on the verge of collapse.