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Forensic Science Basics: Principles, History & Evidence

Every crime scene tells a story. Forensic science is how we read, test, and present that story in a court of law.This free course is a complete, beginner-fri...

★ 4.5 rating🌐 English🕒 Listed Nov 2, 2026
Forensic Science Basics: Principles, History & Evidence – Free Udemy Course

What You'll Learn

  • The Seven Foundational Principles: Individuality, Exchange, Probability, Progressive Change, Comparison, Analysis, and Circumstantial Facts, and how each one is applied in real investigations.
  • Types of Evidence: Categories, organised into five groupings (source, form, certainty, uniqueness, and specialised), so you can classify any piece of evidence with confidence.
  • Importance of Evidence: why evidence is the foundation of every investigation, from identifying suspects to preventing wrongful convictions.

About This Free Course

Every crime scene tells a story. Forensic science is how we read, test, and present that story in a court of law.

This free course is a complete, beginner-friendly introduction to forensic science. You’ll build the foundation every specialised branch of the field rests on: what forensic science is, how it developed, the principles that make evidence trustworthy, how evidence is classified, and why it matters. There is no lab work, no science degree needed, and no jargon-heavy lecturing. Every idea is explained in plain language with real names, dates, and examples.

What you’ll cover

  • Definition, Scope & Objectives: where the word “forensic” comes from, how the field serves both criminal and civil law, the sciences it draws on, and the six objectives behind a forensic expert’s work.

  • History of Forensic Science: from the first document-examination treatise and the fingerprint breakthroughs of the 1800s, to the first police crime laboratory, DNA fingerprinting, and modern DNA databases, plus the key milestones of forensic science in India.

  • The Seven Foundational Principles: Individuality, Exchange, Probability, Progressive Change, Comparison, Analysis, and Circumstantial Facts, and how each one is applied in real investigations.

  • Types of Evidence: Categories, organised into five groupings (source, form, certainty, uniqueness, and specialised), so you can classify any piece of evidence with confidence.

  • Importance of Evidence: why evidence is the foundation of every investigation, from identifying suspects to preventing wrongful convictions.

  • Why this course is different
    Instead of memorising disconnected terms, you’ll see how the ideas fit together. Locard’s Exchange Principle explains why trace evidence exists. The Principle of Comparison explains why a fingerprint is only ever compared with another fingerprint. The Principle of Probability explains why experts word their conclusions so carefully in court.

    About this course
    This is Module 1 of a longer forensic science training program, offered free so you can experience the teaching style before going deeper. It is fully self-contained: you don’t need anything else to understand and use what’s taught here.

    Taught by Aditya Kumar. Enrol now and start with the question every investigator asks first: what can the evidence tell us?

    Who Should Take This Course

    "Forensic Science Basics: Principles, History & Evidence" is aimed at people who want a practical, structured introduction to teaching & academics without paying full price for it. It's a solid fit if you're starting out in teaching & academics and want a guided course rather than piecing tutorials together yourself, if you've tried free YouTube content on the topic and want something more organized, or if you already work in a related area and want a refresher you can finish at your own pace. Since enrollment happens on Udemy itself, you keep full access to view the lectures, download any provided resources, and revisit the material later — this isn't a stripped-down or time-limited version of the course.

    Why This Course Is Worth Taking

    Our take: this listing earns a spot on DeelCart because the coupon we verified actually brings the price to $0, not just a token discount, and the course carries a 4.5/5 rating on Udemy. That combination — real reviews plus a working 100% OFF code — is what we look for before publishing a teaching & academics course. It won't replace hands-on experience or a full degree program, but as a low-risk way to test whether teaching & academics is worth pursuing further, or to pick up one specific skill, the free price tag makes it an easy yes while the coupon lasts.

    Pros & Cons

    👍 Pros

    • 100% free to enroll via this coupon (normally $19.99)
    • Lifetime access on Udemy once enrolled, even after the coupon expires
    • Rated 4.5/5 by past students on Udemy
    • Self-paced — no fixed schedule or live sessions to attend

    👎 Cons

    • Coupon is time-limited and can expire before you enroll
    • No live instructor support — questions go through Udemy's Q&A, not us
    • Certificate is a Udemy completion certificate, not an accredited qualification
    Finished reading? Enroll free now

    Grab this course free before the coupon expires.

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    Frequently Asked Questions

    Is "Forensic Science Basics: Principles, History & Evidence" really free?

    Yes — we verified a 100% OFF Udemy coupon for this teaching & academics course before publishing it. Enroll directly on Udemy using the button on this page; no credit card is needed while the coupon is active.

    How long will this coupon last?

    Udemy coupons typically last 1–3 days or expire after roughly 1,000 enrollments, whichever comes first. If the price on Udemy no longer shows $0 when you click through, the coupon has expired since we last checked it.

    Do I keep access after the coupon expires?

    Yes. Once you enroll while the coupon is live, "Forensic Science Basics: Principles, History & Evidence" is yours to keep on Udemy — including any future updates the instructor makes — even after the coupon runs out.

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