Pyrotechnic technicalities:Behind the illuminations

More than 1,800 firework shells will scream through the autumn air tonight, bursting in time… More than 1,800 firework shells will scream through the autumn air tonight, bursting in time to music and lights and ending in a finale that will have the Cathedral of Learning radiating light.

The annual homecoming fireworks and laser extravaganza on Bigelow Boulevard has become a tradition at Pitt, where the celebration is now in its 10th year.

Preparations for this year