Ooops I did it again
What's the difference? RESEARCHERS vs RESEARCH
Researchers are people who do research (singular bc uncountable)
What's the difference? HAVE GONE vs HAVE BEEN
Have gone means they haven't returned yet; Have been means they have gone and they came back
Our parents brought us home our dog Hamish when we were still little. ---> We've had our dog _____ little.
SINCE we were