BeFreed
    Categories>Mystery>Notorious Unsolved Crimes That Haunt History

    Notorious Unsolved Crimes That Haunt History

    43 min
    |
    |
    Feb 11, 2026
    MysteryPsychologySociety

    Dive into the world's most baffling cold cases, from D.B. Cooper's daring hijacking to other mysteries that have stumped investigators for decades. Explore the science, psychology, and modern tools used to crack seemingly impossible cases.

    Notorious Unsolved Crimes That Haunt History

    Best quote from Notorious Unsolved Crimes That Haunt History

    “

    These cases aren't unsolvable because they're inherently impossible to crack—they're unsolvable because we haven't yet applied the right combination of modern tools and fresh perspectives.

    ”

    This audio lesson was created by a BeFreed community member

    Input question

    I want to learn about some of the most notorious unsolved crimes. Things like D.B cooper.

    Host voices
    Blytheplay
    Learning style
    Deep
    Knowledge sources
    Unmasked
    Killing the Mob
    Catch Me If You Can
    Mindhunter
    Ghost in the wires
    In Cold Blood

    Discover more

    Crime, Psych, Teaching & Paranormal

    Crime, Psych, Teaching & Paranormal

    LEARNING PLAN

    Crime, Psych, Teaching & Paranormal

    This interdisciplinary plan bridges the gap between behavioral science, education, and the supernatural. It is ideal for curious learners, educators, or aspiring investigators looking to master critical thinking and understand the complexities of the human mind.

    3 h 30 m•4 Sections
    Crimen story

    Crimen story

    LEARNING PLAN

    Crimen story

    This learning plan provides a comprehensive bridge between literary history and practical creative writing for aspiring novelists and genre enthusiasts. It is designed for writers who want to master the specific mechanics of suspense, from classic whodunits to modern psychological thrillers.

    2 h 40 m•4 Sections
    Expose cartel spies and kidnapping plot

    Expose cartel spies and kidnapping plot

    LEARNING PLAN

    Expose cartel spies and kidnapping plot

    This plan is essential for security professionals and investigators aiming to dismantle complex criminal enterprises. It provides the tactical framework and intelligence skills necessary to counter organized crime and kidnapping threats effectively.

    4 h 54 m•4 Sections
    O. J. Simpson
    BOOKS

    O. J. Simpson

    Dive into O. J. Simpson's controversial memoirs and trial accounts to explore fame, justice, and one of America's most infamous cases.

    BeFreed team

    Deep Dive: Strange Realities & Consciousness

    Deep Dive: Strange Realities & Consciousness

    LEARNING PLAN

    Deep Dive: Strange Realities & Consciousness

    This learning plan bridges the gap between hard science and metaphysical inquiry, offering a comprehensive look at how we perceive existence. It is ideal for deep thinkers, science enthusiasts, and seekers looking to understand the profound connection between the human mind and the quantum universe.

    3 h 33 m•4 Sections
    Understand Conspiracy Theories

    Understand Conspiracy Theories

    LEARNING PLAN

    Understand Conspiracy Theories

    In an era of rapid digital misinformation, understanding the psychological and historical roots of conspiracy theories is essential for maintaining objective reality. This plan is ideal for students, researchers, and citizens looking to sharpen their analytical defenses against manipulation and post-truth rhetoric.

    3 h 10 m•4 Sections
    Psychologie noir

    Psychologie noir

    LEARNING PLAN

    Psychologie noir

    This learning plan provides critical insights into the darker aspects of human behavior and the mechanics of manipulation. It is essential for professionals in law enforcement, psychology, or anyone seeking to protect themselves from predatory personalities.

    2 h 54 m•4 Sections
    Nature, Stars, Psychology & History Study

    Nature, Stars, Psychology & History Study

    LEARNING PLAN

    Nature, Stars, Psychology & History Study

    This interdisciplinary plan bridges the gap between the natural world, human behavior, and our vast historical narrative. It is designed for curious minds seeking to understand the interconnected forces that shape our reality, from cosmic origins to modern societal structures.

    3 h•4 Sections

    From Columbia University alumni built in San Francisco

    BeFreed Brings Together A Global Community Of 1,000,000 Curious Minds
    See more on how BeFreed is discussed across the web

    "Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

    @Moemenn
    platform
    star
    star
    star
    star
    star

    "I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

    @Chloe, Solo founder, LA
    platform
    comments
    12
    likes
    117

    "Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

    @Raaaaaachelw
    platform
    star
    star
    star
    star
    star

    "Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

    @Matt, YC alum
    platform
    comments
    12
    likes
    108

    "Reading used to feel like a chore. Now it’s just part of my lifestyle."

    @Erin, Investment Banking Associate , NYC
    platform
    comments
    254
    likes
    17

    "Feels effortless compared to reading. I’ve finished 6 books this month already."

    @djmikemoore
    platform
    star
    star
    star
    star
    star

    "BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

    @Pitiful
    platform
    comments
    96
    likes
    4.5K

    "BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

    @SofiaP
    platform
    star
    star
    star
    star
    star

    "BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

    @Jaded_Falcon
    platform
    comments
    201
    thumbsUp
    16

    "It is great for me to learn something from the book without reading it."

    @OojasSalunke
    platform
    star
    star
    star
    star
    star

    "The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

    @Leo, Law Student, UPenn
    platform
    comments
    37
    likes
    483

    "Makes me feel smarter every time before going to work"

    @Cashflowbubu
    platform
    star
    star
    star
    star
    star

    From Columbia University alumni built in San Francisco

    BeFreed Brings Together A Global Community Of 1,000,000 Curious Minds
    See more on how BeFreed is discussed across the web

    "Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

    @Moemenn
    platform
    star
    star
    star
    star
    star

    "I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

    @Chloe, Solo founder, LA
    platform
    comments
    12
    likes
    117

    "Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

    @Raaaaaachelw
    platform
    star
    star
    star
    star
    star

    "Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

    @Matt, YC alum
    platform
    comments
    12
    likes
    108

    "Reading used to feel like a chore. Now it’s just part of my lifestyle."

    @Erin, Investment Banking Associate , NYC
    platform
    comments
    254
    likes
    17

    "Feels effortless compared to reading. I’ve finished 6 books this month already."

    @djmikemoore
    platform
    star
    star
    star
    star
    star

    "BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

    @Pitiful
    platform
    comments
    96
    likes
    4.5K

    "BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

    @SofiaP
    platform
    star
    star
    star
    star
    star

    "BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

    @Jaded_Falcon
    platform
    comments
    201
    thumbsUp
    16

    "It is great for me to learn something from the book without reading it."

    @OojasSalunke
    platform
    star
    star
    star
    star
    star

    "The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

    @Leo, Law Student, UPenn
    platform
    comments
    37
    likes
    483

    "Makes me feel smarter every time before going to work"

    @Cashflowbubu
    platform
    star
    star
    star
    star
    star

    "Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

    @Moemenn
    platform
    star
    star
    star
    star
    star

    "I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

    @Chloe, Solo founder, LA
    platform
    comments
    12
    likes
    117

    "Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

    @Raaaaaachelw
    platform
    star
    star
    star
    star
    star

    "Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

    @Matt, YC alum
    platform
    comments
    12
    likes
    108

    "Reading used to feel like a chore. Now it’s just part of my lifestyle."

    @Erin, Investment Banking Associate , NYC
    platform
    comments
    254
    likes
    17

    "Feels effortless compared to reading. I’ve finished 6 books this month already."

    @djmikemoore
    platform
    star
    star
    star
    star
    star

    "BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

    @Pitiful
    platform
    comments
    96
    likes
    4.5K

    "BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

    @SofiaP
    platform
    star
    star
    star
    star
    star

    "BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

    @Jaded_Falcon
    platform
    comments
    201
    thumbsUp
    16

    "It is great for me to learn something from the book without reading it."

    @OojasSalunke
    platform
    star
    star
    star
    star
    star

    "The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

    @Leo, Law Student, UPenn
    platform
    comments
    37
    likes
    483

    "Makes me feel smarter every time before going to work"

    @Cashflowbubu
    platform
    star
    star
    star
    star
    star

    "Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

    @Moemenn
    platform
    star
    star
    star
    star
    star

    "I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

    @Chloe, Solo founder, LA
    platform
    comments
    12
    likes
    117

    "Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

    @Raaaaaachelw
    platform
    star
    star
    star
    star
    star

    "Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

    @Matt, YC alum
    platform
    comments
    12
    likes
    108

    "Reading used to feel like a chore. Now it’s just part of my lifestyle."

    @Erin, Investment Banking Associate , NYC
    platform
    comments
    254
    likes
    17

    "Feels effortless compared to reading. I’ve finished 6 books this month already."

    @djmikemoore
    platform
    star
    star
    star
    star
    star

    "BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

    @Pitiful
    platform
    comments
    96
    likes
    4.5K

    "BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

    @SofiaP
    platform
    star
    star
    star
    star
    star

    "BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

    @Jaded_Falcon
    platform
    comments
    201
    thumbsUp
    16

    "It is great for me to learn something from the book without reading it."

    @OojasSalunke
    platform
    star
    star
    star
    star
    star

    "The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

    @Leo, Law Student, UPenn
    platform
    comments
    37
    likes
    483

    "Makes me feel smarter every time before going to work"

    @Cashflowbubu
    platform
    star
    star
    star
    star
    star
    1.5K Ratings4.7
    Start your learning journey, now
    BeFreed App
    BeFreed

    Learn Anything, Personalized

    DiscordLinkedIn
    Featured book summaries
    Crucial ConversationsThe Perfect MarriageInto the WildNever Split the DifferenceAttachedGood to GreatSay Nothing
    Trending categories
    Self HelpCommunication SkillRelationshipMindfulnessPhilosophyInspirationProductivity
    Celebrities' reading list
    Elon MuskCharlie KirkBill GatesSteve JobsAndrew HubermanJoe RoganJordan Peterson
    Award winning collection
    Pulitzer PrizeNational Book AwardGoodreads Choice AwardsNobel Prize in LiteratureNew York TimesCaldecott MedalNebula Award
    Featured Topics
    ManagementAmerican HistoryWarTradingStoicismAnxietySex
    Best books by Year
    2025 Best Non Fiction Books2024 Best Non Fiction Books2023 Best Non Fiction Books
    Featured authors
    Chimamanda Ngozi AdichieGeorge OrwellO. J. SimpsonBarbara O'NeillWinston ChurchillCharlie Kirk
    BeFreed vs other apps
    BeFreed vs. Other Book Summary AppsBeFreed vs. ElevenReaderBeFreed vs. ReadwiseBeFreed vs. Anki
    Learning tools
    Knowledge VisualizerAI Podcast Generator
    Information
    About Usarrow
    Pricingarrow
    FAQarrow
    Blogarrow
    Careerarrow
    Partnershipsarrow
    Ambassador Programarrow
    Directoryarrow
    BeFreed
    Try now
    © 2026 BeFreed
    Term of UsePrivacy Policy
    BeFreed

    Learn Anything, Personalized

    DiscordLinkedIn
    Featured book summaries
    Crucial ConversationsThe Perfect MarriageInto the WildNever Split the DifferenceAttachedGood to GreatSay Nothing
    Trending categories
    Self HelpCommunication SkillRelationshipMindfulnessPhilosophyInspirationProductivity
    Celebrities' reading list
    Elon MuskCharlie KirkBill GatesSteve JobsAndrew HubermanJoe RoganJordan Peterson
    Award winning collection
    Pulitzer PrizeNational Book AwardGoodreads Choice AwardsNobel Prize in LiteratureNew York TimesCaldecott MedalNebula Award
    Featured Topics
    ManagementAmerican HistoryWarTradingStoicismAnxietySex
    Best books by Year
    2025 Best Non Fiction Books2024 Best Non Fiction Books2023 Best Non Fiction Books
    Learning tools
    Knowledge VisualizerAI Podcast Generator
    Featured authors
    Chimamanda Ngozi AdichieGeorge OrwellO. J. SimpsonBarbara O'NeillWinston ChurchillCharlie Kirk
    BeFreed vs other apps
    BeFreed vs. Other Book Summary AppsBeFreed vs. ElevenReaderBeFreed vs. ReadwiseBeFreed vs. Anki
    Information
    About Usarrow
    Pricingarrow
    FAQarrow
    Blogarrow
    Careerarrow
    Partnershipsarrow
    Ambassador Programarrow
    Directoryarrow
    BeFreed
    Try now
    © 2026 BeFreed
    Term of UsePrivacy Policy

    Key Takeaways

    1

    The Perfect Crime Mystery

    0:00
    2

    When Cases Go Cold and Stay That Way

    1:27
    1:58
    2:34
    3:13
    3:46
    4:30
    3

    The Science of Solving the Unsolvable

    5:05
    5:37
    6:16
    6:52
    7:36
    8:17
    4

    The Art of Reading Between the Decades

    8:57
    9:40
    10:17
    10:58
    11:36
    12:11
    12:41
    5

    Digital Ghosts and Modern Mysteries

    13:08
    13:57
    14:54
    15:34
    16:14
    16:53
    17:39
    6

    The Psychology of Perpetual Pursuit

    18:13
    19:03
    19:40
    20:14
    20:56
    21:34
    22:06
    7

    When DNA Tells Stories Decades Later

    22:34
    23:12
    23:41
    24:13
    24:41
    25:16
    25:49
    26:20
    8

    The Ecosystem of Modern Mystery Solving

    26:50
    27:27
    28:04
    28:41
    29:19
    29:51
    30:25
    30:58
    31:24
    9

    Your Cold Case Toolkit

    32:09
    32:36
    33:10
    33:47
    34:17
    34:48
    35:20
    35:45
    36:10
    36:36
    10

    The Truth About Closure

    37:07
    37:45
    38:12
    38:50
    39:17
    40:05
    40:41
    41:21
    41:53
    42:33
    43:11

    More like this

    podcast cover
    UnmaskedIn Cold BloodFurious HoursThe Barn
    17 sources
    America's Unsolved Enigmas
    Join Nia and Miles as they explore America's most baffling cold cases, from the Zodiac Killer to JonBenét Ramsey. Discover why these mysteries remain unsolved decades later and how they've shaped our cultural landscape.
    24 min
    book cover
    Unmasked
    Paul Holes
    A gripping memoir of a forensic investigator's relentless pursuit of justice, solving notorious cold cases like the Golden State Killer.
    8 min
    podcast cover
    source 1source 211 Amazing Historical Coincidences - Mental Flosssource 4
    6 sources
    History's Most Mind-Blowing Hidden Stories
    Discover explosive teeth, forgotten heroes who survived the impossible, and the shocking coincidences that shaped our world. From letters that rewrote nations to the seven moments that saved human freedom.
    14 min
    podcast cover
    A History of the English-Speaking PeoplesThe Fourth Turning is HereThe Silk RoadsThe Lessons of History
    24 sources
    Uncovering History's Hidden Detective Work
    Explore how historians piece together our past like detectives, examining sources and evidence to separate fact from fiction, and discover why historical thinking remains crucial in our modern world.
    44 min
    podcast cover
    source 1source 2source 3source 4
    6 sources
    All the Weird Things in Life
    Explore the fascinating psychology behind why we believe strange things and investigate genuinely unexplained phenomena that continue to baffle scientists - from mysterious creatures to ancient puzzles.
    26 min
    podcast cover
    Criminal PsychologyOut of CharacterMaking a PsychopathSociopath
    24 sources
    Crime's Greatest Illusion Revealed
    Discover why violent crime has plummeted for 30 years while fear soars, and explore the hidden forces shaping criminal behavior, justice systems, and our perceptions of safety.
    13 min
    book cover
    Murder on the Orient Express
    Agatha Christie
    A masterful whodunit set on a luxurious train, where detective Hercule Poirot unravels a complex murder with unexpected twists.
    9 min
    book cover
    Cold-Case Christianity
    J. Warner Wallace
    Cold-case detective uses forensic skills to prove Christianity's ancient claims.
    9 min