Stuff You Should Know

Delve into the surreal world of Capgras Syndrome, where individuals mistakenly believe their loved ones are impostors. The podcast explores the strange neurological basis behind this rare disorder, mainly impacting Alzheimer’s patients. Fascinating case studies reveal the emotional turmoil and identity crises that arise. Unique connections to conditions like schizophrenia are discussed, shedding light on memory and consciousness. This unsettling condition opens a window into the complexities of human perception and reality.

Dive into the intriguing world of perfect pitch, where some can sing notes flawlessly without a reference. Discover the emotional weight of musical keys, especially the somber A minor. Explore how genetics and early exposure shape this rare talent, alongside tales of famous musicians like Mariah Carey. Learn about the playful concept of auditory illusions and the surprising role of mail carriers in community welfare. It's a fascinating blend of music, science, and unexpected humor!

Did Robert Johnson really sell his soul to the devil for musical genius? This captivating story dives into the life of the blues icon, exploring his hardships and the poignant tragedies that shaped his legacy. The podcast also unravels the confusion with fellow musician Tommy Johnson and digs into the myth-making surrounding blues music. With a nod to its influence on rock and roll, listeners discover the allure of these legendary tales set against the backdrop of a rich musical tradition.

Barcodes are ubiquitous, transforming retail and simplifying grocery shopping. Discover their evolution from early resistance to the iconic UPC system, with the first scan of Juicy Fruit Gum in 1974. Delve into how barcodes differ from QR codes and explore technological advancements that enhance shopping experiences. Alongside quirky anecdotes and innovative applications, the discussion even touches on scanner fraud laws and empowering young girls in Kenya, connecting technology with meaningful social change.

Dive into the fascinating world of TV ratings and discover why beloved shows often disappear. The discussion covers the Nielsen company's long-standing influence, the evolution of viewership measurement, and the quirky history of Sweeps Week. Explore how modern viewing habits challenge traditional metrics and the race among networks to adapt. Heartfelt listener stories add a personal touch to the exploration of TV's past and present, all while touching on nostalgic ads and the rise of digital platforms.

The chilling Tylenol murders shook Chicago and the world, leading to widespread panic and a complete overhaul of consumer safety protocols. Despite extensive investigations, the case remains unsolved, with no one ever charged. The narrative delves into the psychological profile of the unknown killer and the pressures faced by investigators. It also humorously explores Johnson & Johnson's crisis management and how the tragedy influenced public trust in pharmaceuticals. Alongside this dark tale, there's an entertaining recounting of a disastrous college prank.

Ever noticed how long-term couples start to look alike? It's a quirky phenomenon that has scientists intrigued! Genetic and non-genetic factors play a role in this resemblance, while shared experiences and societal norms also influence perceptions. The concept of sexual imprinting reveals how early relationships shape our attraction to partners. And in a delightful twist, couples even mirror their pets! Discover the amusing connections behind love, genetics, and shared life journeys.

In 1982, a seemingly innocuous product turned deadly as seven people in Chicago fell victim to poisoned Tylenol. The podcast digs into the chain of events that caused public panic, exploring the shocking revelation of cyanide contamination. As victims' stories emerge, the hosts reflect on the cultural climate of the time and the profound impact on consumer safety regulations. The investigation reveals not only the fear of tampering but also the unsettling emergence of copycat incidents, leaving audiences shaken and intrigued.

Acne affects 80% of us, stemming from blocked sebaceous glands. Discover the anatomy of skin and common missteps in skincare, all with a lighthearted touch. Dive into the types of acne, from blackheads to nodules, and unravel myths about dirt and diet. Learn about crucial ingredients like benzoyl peroxide for treatment and hear fun personal stories. Plus, there's lively banter on teaching English abroad and listener insights that will keep you engaged.

Discover the vibrant history of Tin Pan Alley, the birthplace of American popular music in early 20th century New York. Explore how this iconic district transformed music publishing, turning songs into valuable commodities. Meet trailblazing songwriters like Irving Berlin and learn about the lively dynamics of the music scene, from vaudeville to Broadway. Dive into classic tunes that still resonate today and feel the nostalgia in heartfelt discussions addressing the joy of music and its impact on mental health.