In short , there are many many smart Muslim.scientists around the world, working for good of millions of common folks
But there are also many bad people who do bad things but trying to hijack innocents into their bad ventures...no need to look too far
If you travel to the middle east, you will find relics of past kingdoms and empires.
Cradle of Western civilization. Babylonians, Persians, Greek, romans all left their mark in the region. The root of three major religion based on jewish belief started here. It's the centre of violence. Even mongol army was defeated here eventually. By slave soldiers.