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It was the first time that finger prints were used to determine the identity of someone.
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First time that physical evidence was found and recorded in the scene of a murder.
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A way of finding if the cause of death was poison by examining the victims stomach. The developer was a German chemist Valentin Ross.
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San Fransisco was the first state in the US to use photo identification in a criminal case.
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It was discovered that everyone's finger prints are different and unique
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A man would of likely gotten convicted of a murder of two teenage girls was proved innocent thanks to DNA finger printing.
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A police officer named Juan Vucetich used fingerprints he found in the scene of a murder as evidence to solve it.
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Research was done on different animal hairs at a microscopic level. The first ever case involving hair followed this new research.
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Specialist realized that the tools used to make guns lave different markings on the barrel, and they leave a unique marking on the bullet when it is fired. After this they figured out a way to identify them.
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The first lying detector used in police stations.
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After discovering that voices could be recorded from phones, and answering machines they were used as evidence in court.
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The FBI established a filling system via computer where it showed all wanted people and stolen vehicles, guns etc.
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New technology developed by Aerospace Corporation to be able to see how close a suspect was to the gun and to be able to connect them to the crime.
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D loop analysis is used for individual identification. Early techniques were developed by Sir Alec Jeffreye. He discovered the patterns of genetic material which he called "mini satellites"
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The FBI established automated fingerprint identification and instead of it taking two weeks it takes two hours.
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Thanks to technology the speed of profiling was highly decreased from 6-8 weeks to between 1-2 days.
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Made it possible for the police to quickly identify the footwear of footprints at a crime scene.
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Made it possible to see and examine finger prints even after they have been cleaned. Making it more possible and easier to find evidence at a crime scene.
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Made it possible for hand drawn sketches to automatically match with mug shots stored in databases making it easier to find suspects with descriptions given by bystanders.
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