In this episode of Stuff You Should Know, hosts Josh Clark and Chuck Bryant explore the evolution of sound effects in cinema, from the early days of live performers in vaudeville theaters to modern film production. They discuss the transition to "talkies" in the late 1920s and the subsequent development of dedicated Foley departments in film studios.
The hosts delve into the technical expertise required for Foley artistry, explaining how these professionals use unexpected items to create authentic sounds for movies. From celery stalks mimicking broken bones to the creation of iconic Star Wars sound effects, the episode reveals the creative methods behind the familiar sounds that enhance our movie-watching experience. The discussion covers both the artistic process and the practical considerations Foley artists must account for when crafting sound effects.

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In this episode, hosts Josh Clark and Chuck Bryant explore the fascinating journey of sound effects in cinema, from its humble beginnings in vaudeville to modern-day movie production.
Sound effects originally came from live performers during vaudeville acts and silent films, using devices called "traps" to create various sounds. Bryant explains that this practice evolved significantly with the release of "The Jazz Singer" in 1927, which ushered in the era of talkies and led to the establishment of dedicated Foley departments in film studios.
Foley artists, named after pioneer Jack Foley, work in pairs to create realistic sound effects using everyday objects. Clark points out that these artists use unexpected items, such as celery for broken bones, to achieve authentic sounds. While one artist performs the sounds, their partner (the Foley mixer) ensures perfect synchronization with on-screen action.
Foley artists work on specialized sound stages filled with various surfaces and props. These skilled professionals must consider numerous factors when creating sounds, from an actor's weight and gait when recording footsteps to the subtle nuances of environmental sounds. Their keen sense of hearing is so vital that many must protect their ears during everyday activities.
The hosts highlight Ben Burtt's revolutionary work on "Star Wars," where he created iconic sounds using unconventional methods. For instance, Burtt discovered the distinctive blaster sound by striking radio tower cables, and created Chewbacca's voice by combining various animal sounds. The hosts also discuss other creative solutions in famous films, such as using frozen lettuce for Kate Winslet's wet hair sounds in "Titanic" and combining chicken carcasses with baseball bats for fight scenes in "Fight Club."
1-Page Summary
The hosts Josh Clark and Chuck Bryant explore the beginnings and advancements of sound effects in cinema, from the vaudeville stage to the latest movies.
Clark explains that vaudeville acts often included live sound effects, which naturally transitioned to silent films. This practice became an industry dedicated to creating props specifically for live sound accompaniment during film screenings. Bryant notes that percussionists in early talkies used contraptions known as traps, like a barking dog or a train whistle, to simulate different sounds.
"The Jazz Singer," released in 1927, signified a major industry shift from silent films to talkies with advanced sound design, thanks in part to the Vitaphone system that synced audio recorded on shellac discs. With the advent of talkies, film studios quickly established Foley departments dedicated to creating custom sound effects.
Sound effects are a crucial component of post-production, with Foley artists meticulously recreating realistic sounds using everyday objects.
Josh Clark points out that Foley artists use celery to mimic the sound of broken bones, an industry-standard vegetable for its crisp snap. This innovation illustrates the inventive and creative nature of Foley artists in sound production.
Foley artists typically work in duos. While one artist performs the sounds, another, known as the F ...
History and Evolution of Sound Effects in Film
Foley artists are unsung heroes in the film and media industry, delivering vital yet often unappreciated contributions that bring on-screen worlds to life through sound.
Foley artists recreate everyday sounds like footsteps, punches, slaps, and even the nuanced sounds of movements or environmental interactions. These sounds are typically not captured on set, or if captured, they're not suitable for the final production due to various interference and audio limitations.
Foley artists use a specialized sound stage, filled with various surfaces and props, to produce the necessary effects. This sound stage, originally known as "Foley's room," named after Jack Foley who pioneered this art, presents the artists with an environment to mimic the exact conditions and materials of the scenes they're sonically enhancing.
Creating the sound of footsteps is a complex task, often one of the most challenging for Foley artists. These artists must take into consideration the actor's movements, weight, height, gait, and the style of walking—be it shuffling or high-stepping—to match the sound perfectly with the on-screen action. Foley artists become sound actors, performing in sync with the film to ensure audio authenticity.
The mastery of Foley artists is in their ability to create seamless sound effects that resonate authentically with viewers, enhancing immersion without drawing attention to the artifice of the sound itself. Foley artists require acute hearing and precision, often syncing sounds in real-time with the scenes to make the on-screen world feel tangible.
Whether it's the subtleties of a spider walking across a leaf or the majestic flutter of the Northern Lights, Foley artists add depth and realism to visuals that would be otherwise silent or less impactful. These professionals have such a keen sense of hearing that some must use earplugs during everyday activities, like attending movies or concerts, to protect their sensitive ears.
Notably, the soundtracks and dialogue are usually the only elements of audio not constructed by Foley artists. All other sounds, from the minutiae of a mushroom sprouting in a time-l ...
The Artistry and Techniques of Foley Artists
Josh Clark and Chuck Bryant revisit the revolutionary contributions of Ben Burtt to cinematic sound design, particularly in "Star Wars," and explore the craft of Foley artists in enhancing the immersive experience of famous movies.
Chuck Bryant and Josh Clark express admiration for the innovative Foley artist and sound designer, Ben Burtt, who changed the industry with his work on "Star Wars."
Burtt, seeking unique sounds for "Star Wars," used unconventional techniques like capturing audio with a Niagara reel-to-reel recorder. He discovered the distinctive blaster sound by striking the taut cables of a radio tower with a rock. This sound was also recorded at another radio tower in the Mojave Desert, then adjusted to produce the desired effect.
The sound of TIE fighters was constructed by layering and distorting the roars of African elephants, while Chewbacca's character received vocal life by merging sounds from creatures like walruses, badgers, and bears. R2-D2's memorable beeps and boops came from a Korg synthesizer, with Burtt infusing the synthesized sounds with approachable emotions that resonated with audiences.
Clark and Bryant also note that recreating sounds for films, especially those set in fantastical environments like space, demonstrates the creative and technical skill of Foley artists.
The discussion turns to the subtle yet critical role of Foley artistry in elevating a film's sense of realism.
An example given includes Fo ...
Iconic Sound Effects in Famous Movies
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