With more than 500 bridges crisscrossing the city of Philadelphia, they are an integral part of daily life. In a city defined ...

Architect Masoud Akbarzadeh of the Weitzman School of Design at the Univeisity of Pennsylvania led a team of engineers and ...

These amazing feats of engineering allow trains to navigate the steepest valleys and cross the deepest rivers.

With so much bluster coming from the White House, it’s time for America’s northern neighbour to step into the spotlight.