Preserving the frozen moment
The invisible world of trace evidence
Decoding the biological blueprint
Toolmarks, digital trails, and ballistics
YOUR GOAL
Master of The science of crime scenes
renaissanceman Trace Evidence
Every single touch will leave a tiny piece behind, A microscopic thread that science is designed to find.
renaissanceman The shape and distribution of blood drops tell the story of the physical forces at play.
mankai Explore the science of blood spatter and learn how surface tension shapes a falling droplet when it hits a flat surface.
renaissanceman Match microscopic clues to discover how crime scene investigators crack tough cases.
Trace Evidence: Sir Francis Galton calculated the mathematical odds of two people sharing identical fingerprints to be roughly 1 in 64 billion.
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.
Which famous 1982 Atlanta court case relied heavily on rare yellowish-green carpet fibers?
renaissanceman Investigators use everyday cyanoacrylate glue to make invisible fingerprints permanently visible on hard surfaces.
Superglue fuming: Heated superglue fumes stick to fingerprint sweat, turning invisible prints into durable, white plastic shapes.
What substance in sweat does superglue vapor react with to reveal fingerprints?
What household adhesive is heated by forensic scientists to reveal latent fingerprints?
What shape does a blood drop make when falling straight down at a 90-degree angle?
According to Sir Francis Galton's 1892 calculations, what are the odds of two people sharing identical fingerprints?
What specific part of a fingerprint do computer systems compare to find a match?
What math discipline do forensic scientists use to find the origin of blood spatter?