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The physics of blood spatter

The science of crime scenes

Chapter 1

Preserving the frozen moment

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Chapter 2

The invisible world of trace evidence

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Chapter 3

Decoding the biological blueprint

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Chapter 4

Toolmarks, digital trails, and ballistics

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YOUR GOAL

Master of The science of crime scenes

Ch 2 · The invisible world of trace evidence
mankai

mankai Superglue fumes actually grow a solid plastic copy right on top of your sweat.

Aug 1

mankai
Who knew falling blood lands in a perfect circle instead of a teardrop?

mankai Who knew falling blood lands in a perfect circle instead of a teardrop?

Aug 1

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Fun Fact

Trace Evidence: Sir Francis Galton calculated the mathematical odds of two people sharing identical fingerprints to be roughly 1 in 64 billion.

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Aug 1

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Tiny Clue Hunter
BETA

renaissanceman Tiny Clue Hunter

Jul 22

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renaissanceman Trace Evidence

Every single touch will leave a tiny piece behind, A microscopic thread that science is designed to find.

Jul 22

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The physics of blood spatter

renaissanceman The physics of blood spatter

Jul 22

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Fuming with superglue vapors

renaissanceman Fuming with superglue vapors

Jul 22

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renaissanceman
Glossary
trace evidence (noun)
Minute physical material, such as hair or fiber, that is transferred between people or objects. In 1910, Edmond Locard founded the Lyon police laboratory to analyze microscopic hairs, fibers, and dust.
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Jul 22

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Quiz

Which famous 1982 Atlanta court case relied heavily on rare yellowish-green carpet fibers?

Jul 22

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Quiz

What substance in sweat does superglue vapor react with to reveal fingerprints?

Jul 22

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Gossip

Most reliable evidence type?

Jul 22

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Quiz

What household adhesive is heated by forensic scientists to reveal latent fingerprints?

Jul 22

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Quiz

What shape does a blood drop make when falling straight down at a 90-degree angle?

Jul 22

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Quiz

What does the acronym AFIS stand for in forensic science?

Jul 22

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Fun Fact

Superglue fuming: Heated superglue fumes stick to fingerprint sweat, turning invisible prints into durable, white plastic shapes.

Jul 22

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Quiz

According to Sir Francis Galton's 1892 calculations, what are the odds of two people sharing identical fingerprints?

Jul 22

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Quiz

What specific part of a fingerprint do computer systems compare to find a match?

Jul 22

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Quiz

What math discipline do forensic scientists use to find the origin of blood spatter?

Jul 22