Science Podcasts

Naked Scientists episode

Tue, 31st Mar 2015

Whodunnit? Fascinating Forensics

Crime scene (c)

From crime scene to court room and all the evidence in between. Join Chris Smith and Ginny Smith at our reconstructed crime scene to find out how science is used to help solve a forensic investigation, including dissecting pig organs, testing for drugs, planting false memories into our audiences' brains and trying out the world's first lie detector suit...

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In this edition of Naked Scientists

Full Transcript

  • 00:36 - At the scene of a crime

    Everything at a crime scene could potentially be a piece of evidence. How do crime scene officers prevent contamination?

  • 09:40 - Autopsies: determining cause of death

    Forensic pathologists are tasked with determining how someone has died. How do they go about getting this information from the body?

  • 20:36 - What's your poison?

    Testing for drugs and toxins in the body is vital to a solving whole host of crimes.

  • 27:53 - Can you trust your memory?

    Our memories are not like a video recorder, they are often unreliable and easily influenced. How does this affect an criminal investigation?

  • 39:02 - Your number's up: catching tax fraud

    Benford's law states that many sets of numbers are not randomly distributed. This phenomenon is used to catch people fiddling their accounts

  • 46:07 - The world's first lie detector suit

    Scientists are using motion capture technology usually more at home on a Hollywood movie set to distinguish between truth tellers and liars



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