Newswise — Twenty-five years later, engineering students at Arizona State University continue to learn about structural factors that contributed to the collapse of World Trade Center buildings ...

Add Yahoo as a preferred source to see more of our stories on Google. People fled as the World Trade Center collapsed on September 11, 2001. More people have now died of environmental illnesses that ...

Over the past 25 years, the mix of problems experienced by September 11 survivors has changed, too. About half of the 54,000 survivors who have qualified for financial help through the World Trade ...