Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Fairfax County police are offering to fingerprint kids for free. The authorities are offering to provide parents with a photo and a fingerprint set of their child — documents that could help identify ...

Why do we have fingerprints? While impressive, it's not just to unlock a smartphone or catch a bad guy. Here's what the science says. Most people associate fingerprints with the ability to solve ...

Fingerprints are the unique pattern of curves and ridges indented into the skin of a person’s fingertips. Most people have completely unique fingerprints, which can help with identification. Even in ...