Both atheists and theists have faith in science, and it is unrealistic to imagine losing faith in science in the same way that a person could lose faith in God. So I don't think science makes your list.
I would imagine that suicide is usually a result of mental illness instead of beliefs or physical circumstances. Of course there are always exceptions.
I would imagine that suicide is usually a result of mental illness instead of beliefs or physical circumstances. Of course there are always exceptions.