It was an unbelievably monstrous crime: a three-year-old who was in the hospital recovering from pneumonia was snatched from her bed in the middle of the night, sexually assaulted, and murdered. It appeared the girl had been held by her legs and swung skull-first into a wall until she died.
Fingerprints were used for identification in ancient China and Babylonia to mark business deals and correspondence. Though they were studied extensively since then, their value as a crime-solving tool wasn’t embraced until the 1880s — and it wasn’t until 1892, in Argentina, that they nailed their first murderer.
This is Ruhemann’s purple, and you can probably figure out, from the picture, the legal reasons it will ruin your life. Now let’s talk about the chemistry behind that.
A member of the Chaos Computer Club has shown how you can use photos to reconstruct a person's fingerprint — and to prove his point, he replicated the thumbprint of the German defense minister, Ursula von der Leyen.
We've all seen police dramas where triumphant suspects are appalled to learn that their fingerprint is on, say, the underside of the door handle of the victim's car. But what qualifies as a 'matching' print? And is the system always perfect, or does it make mistakes? Take a look at how incriminating your fingertips…
Humans, along with our closest relatives chimps and gorillas, are pretty much the only animals that have fingerprints. The only other is the koala, an adorable marsupial that is separated from us by 70 million years worth of evolution.
It's a diverse line-up at your friendly neighborhood comic book store tomorrow. Among many things, there's new Thor and Walking Dead, classic horror tales from comic masters, and a reprint of a great graphic novel from the director of Mirrormask.