I've seen this theory mentioned but never came across any actual in depth articles/videos/pictures about it.
It goes that when the towers collapsed, they were empty and the planes were holographic projections.
I HAVE read about high energy weapons being used to vaporize the buildings.
Here you go:
Additional Resources
The planes weren't holographs, there were only planes on TV. TV = Reality
https://cluesforum.info/
They didn't fake all the 911 calls and air traffic control/plane conversations.
Don't fall for that bullshit.