If random mutations help them survive under external environmental influences and reproduce, those would be passed along more often.
What are apes evolving into now?
Who knows? Maybe nothing. Probably more species die out than evolve into something else. Others are quite well adapted and don't need to change. Sharks have been around for hundreds of millions of years. Check back in a million years and see.
What are we?
The great existential question. One for philosophy more than science.
At what rate do beneficial, non-deleterious, genetic mutations occur?
At what rate do random, non-deleterious, environment-specific genetic mutations occur, ones of such significance, that they would provide a dominant advantage to their offspring above all others?
Have we observed such , are we observing such presently?