Forensic Friday Fact 🧬
CCTV can help establish movements, interactions and timelines, but it has limitations. Camera angle, image quality, frame rate and missing footage can all affect what can reliably be concluded.
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Forensic Friday Fact 🧬
Mobile phone forensics can recover and analyse calls, messages, photos, app data and other digital information. Deleted does not always mean gone – some data may remain recoverable.
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Forensic Friday Fact 🧬
Crime scenes can be digital as well as physical. Phones, computers, smartwatches, vehicles and other connected devices may contain data that helps reconstruct events, movements and communications.
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Forensic Friday Fact 🧬

DNA transferred onto skin may persist after contact, but recovery is affected by time, washing, friction and further contact. Detecting DNA does not necessarily reveal when or how it was deposited.

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Forensic Friday Fact 🧬

A mixed DNA sample contains DNA from two or more people. Forensic scientists analyse these complex profiles to assess who may have contributed and evaluate the strength of the findings.

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Forensic Friday Fact 🧬

Secondary DNA transfer occurs when DNA reaches a surface via another person or object, without direct contact with its source. Finding someone’s DNA does not always mean they touched an item.

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