With the popularity of DNA tracing sites on the rise, there are more and more stories of unexpected family secrets revealed. After all, tracing down your genetic background can sometimes feel like opening a can of worms. People are finding out about the past of their parents and grandparents that can be hard to accept. Sometimes, though, online DNA kits can do much more than just alienate families—they can help catch criminals, too. With the help of other media outlets, we have made you a short list of stories where online DNA tests revealed surprising truths. Scroll down below to read them!