Sometimes it’s tough to tell if a photo is real or created by a talented creative using Photoshop. Well, here’s a site that claims to be able to tell the difference: Image Error Level Analyser
How does it work? Every time you save a jpeg, there is some quality loss. The analyzer looks for those decreases in jpeg quality, pin-pointing the areas that are most likely to have been edited.
This picture was scanned then photoshopped to even out areas of light and dark.
Do you enjoy a bit of photo sleuthing fun? Check out photo tampering through history and the Cottingley Fairies Hoax.