You need to specify which collaboration you are referring to if you want to make it possible to answer your question.
pake yu
There are two scientists. Goldstein is the first person that found it.
collaboration
The microscope has led scientists to put more focus on inductive research methods.
Scientists discovered chromosomes in DNA
The gold-foil experiment led scientists to conclude that an atom's volume is mainly unoccupied.
food
Battykoda from ferngully
you need to ask your partners for help same as scientists ask their partners for help.
It led scientists to question the traditional beliefs about the workings of the universe.
Collaboration allows for the exchange of ideas. To use a familiar phrase, two heads (or three, or four . . .) are better than one.
The scientists have discovered ozone hole due to technology. Advancements led them to find it.