Science investigates the natural world, while religion deals with the spiritual and supernatural — hence, the two can be complementary. Many religious organizations have issued statements declaring that there need not be any conflict between religious faith and the scientific perspective on evolution.
This is not to suggest that science and religion never come into conflict. Though the two generally deal with different realms (natural vs. spiritual), disagreements do arise about where the boundaries between these realms lie when dealing with questions at their interface. And sometimes, one side crosses a boundary in its claims