Fingerprints have been used as a unique identifier for over 100 years — and chances are you've had your fingerprints inked or scanned recently. But who invented this process? Turns out that's the subject of a massive feud — which helped provide useful insights that benefited all of us.
"Dusting for prints" has been a mainstay of forensic investigations since the late 1880's—employing a developer powder to add enough contrast for the fingerprint to show up in photographs. But what about latent prints or those on visually dense, multi-color surfaces? The Crime-lite ASV System can image them—with…
In an effort to prevent criminals from using prepaid cellphones to extort money and negotiate kidnapping ransoms, Mexico is requiring that all mobile phone companies build up a database on their clients.