"
in my bones
Enough to make my systems blow
Welcome to the new age, to the new age
Welcome to the new age, to the new age
Whoa, whoa, I'm radioactive, radioactive!
Whoa, whoa, I'm radioactive, radioactive!
All systems go, sun hasn't died
I believe what this means is that it's the beginning of a new day, but it wasn't a beginning that was expected or ideal, hence the ash and rust.