No miracles can ever be scientifically proven – because whenever they are they immediately cease to be miracles and become scientific fact. When you stop and think about it, all of science is really just a succession of proven miracles.
It is rare to find an established community of Christians that encourages radical expressions of following Jesus. The natural conservatism of institutions is deeply rooted in the desire to survive, and that desire colors and limits the way they read the Bible and how they see God functioning in the world.