Questions tagged [forensics]

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4
votes
1answer
349 views

Can a fingerprint be replicated to fool a security system?

This Instructables article describes how to lift someone's fingerprint and turn it into a device to fool a fingerprint reader. This Wikihow article does likewise. This web page describes how a ...
19
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1answer
2k views

Did pills from China seized in South Korea contain the powdered flesh of dead babies?

According to CBS news (May 7, 2012) South Korea cracks down on human flesh capsules from China (AP) SEOUL, South Korea - South Korea has seized thousands of smuggled drug capsules filled with ...
3
votes
1answer
109 views

When they say “error rate” for identifying hand writing, do they mean false positives, false negatives, or both? [closed]

With regards to verifying a person's signature, this book states (page 429) The error rate was 6.5 percent for the experts and 38.3 percent for nonexperts. What exactly does the error rate ...
16
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1answer
4k views

Will running through water “lose one's scent” when being tracked by dogs?

It's a fairly common movie trope that when someone is being chased by dogs they will run through water to "lose their scent" and the dogs will no longer be able to follow the trail of the one pursued. ...
2
votes
1answer
447 views

Is the skull fragment, said to be Hitler's, from a young woman?

Wikipedia tells the story of some alleged fragments of Hitler's skull that were tested in 2009: In May 1946, SMERSH agents recovered from the crater where Hitler was buried two burned skull ...
15
votes
2answers
6k views

How long did the crew of the Space Shuttle Challenger survive?

I came across this Snopes page recently, which presents the claim that the astronauts aboard the Space Shuttle Challenger survived until the crew compartment hit the water, and then debunks it. If ...
3
votes
1answer
718 views

Does everyone have a unique set of fingerprints? [duplicate]

Fingerprints are often used by law enforcement to identify individuals, even with a partial print. Are there any cases where people had the same fingerprints? Is there a limit to the number of unique ...
11
votes
1answer
1k views

Can a dead mouse sealed in a can of soda dissolve into a jelly-like substance in one year?

A soft-drink company argued in a "dead mouse in a can of soda" case that an intact body of a dead mouse is unlikely to be found inside a can of soda because the dead mouse would have been dissolved by ...
5
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1answer
1k views

Is handwriting analysis considered a legitimate source of evidence in forensic science?

I'm not referring to determining personality from handwriting, I'm talking about whether a document was forged or created by a certain person by comparing handwriting on a document to a sample source ...
15
votes
1answer
1k views

The CSI effect: Have television shows been shown to influence jury verdicts?

"Lawyers in the United States have been known to use the following reason for striking down potential jurors: the prospective juror is well educated in science, or has some knowledge of genetics ...
15
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1answer
2k views

Matching bullets to handguns (Ballistic fingerprinting)

Ballistic fingerprinting has been used as evidence in US courts and elsewhere. In this method found bullets are compared based on markings the firing gun left on them. This should allow to prove which ...