Philip Glass was once an assistant to Ravi Shankar, the Indian music legend who introduced the Beatles to Eastern music.

Philip Glass drove a taxi in his 30s and 40s, something he continued even after his critical breakthrough, 'Einstein on the Beach.'

Philip Glass' collaboration with electronic producer Aphex Twin found the two music icons bonding over their desire to push the limits of modern music.

Watch Philip Glass perform several pieces from 'Einstein on the Beach.'

Watch an interview with Philip Glass about his career and theory of creativity, which he believes needs to be consistently deconstructed and reinvented.

'Einstein on the Beach,' often considered a groundbreaking experimental work, is structured like a classical opera.

The landmark opera 'Einstein on the Beach' was around 5 hours long with no intermissions, and the audience was encouraged to come and go as they pleased.

Philip Glass composed music for the 1998 film 'The Truman Show,' and even briefly appeared in it.

Watch a 2014 performance of Philip Glass' and Robert Wilson's opera 'Einstein on the Beach.'

The Beatles' visit with Maharishi Mahesh Yogi helped inspire Western interest in Eastern spirituality

The Fab Four met with the guru—the creator of Transcendental Meditation—in 1968 in Rishikesh, India. The band's George Harrison and his wife had been interested in Indian culture for several years, but the meeting with Maharishi signified a meeting of Western popular culture with Eastern spirituality that would inspire the rising hippie movement.

Philip Glass wrote the score for the 1992 horror movie 'Candyman,' though he disliked the film and felt he'd been manipulated into providing music for it.

Phil Spector's 'wall of sound' revolutionized girl groups—and pop music

The method captured a room of live musicians and transmitted the sound into a basement outfitted with more speakers and microphones. That sound was then sent into the central control room, producing a massive recording that sounded unlike anything else in pop music.

One classical musician arranged a work specifically for yoga

In the middle of a yoga class, Ellen Fishman noticed that sitting closer to a speaker allowed her to feel the music in her body, enhancing her overall experience. She arranged music for a string ensemble with a yoga session in mind. The group, StringFlo, now performs the work live in yoga classes.

Arthur Russell's avant-garde music spanned many genres

The classically trained cellist moved to San Francisco in the early 1970s, mingling with the hippie movement and the Beat Generation. After arriving in New York in 1973, he began exploring the nascent punk and disco scenes, infusing them with his classical training; however, his eclectic style might've been part of the reason he never broke through during his lifetime. That variety, though, is what draws so many devoted listeners to his work today.

Robert Fripp manipulated feedback to create his guitar part on David Bowie's 'Heroes'

The King Crimson guitarist placed markings on the studio floor that instructed him where to get the particular sounds he was seeking. Producer Brian Eno then ran the signal through a synthesizer and bent the sound waves with a joystick.

The Beatles' 'Tomorrow Never Knows,' the final track from 1966's 'Revolver,' used innovative recording methods—including a rudimentary form of sampling—to redefine the sound of popular music.

Visualizing a synaesthetic soundscape

Artist Michal Levy has chromesthesia, a subtype of synesthesia in which sounds and music trigger involuntary associations with and sensations of color. This condition gives Levy a unique artistic perspective and ability to interact with and interpret music. In this short animation, Levy tries to capture her audiovisual experience of 'Giant Steps," considered a landmark composition in jazz history by musician John Coltrane.

Ray Dalio credits much of his success to his transcendental meditation practice

Dalio took up transcendental meditation after learning that The Beatles practiced it on a trip to India in 1968. He says the practice allows him to clear his mind, be more creative, and unlock his subconscious.

The story behind Copland and Graham's 'Appalachian Spring'

The ballet, which premiered in 1944, was conceived by the composer and choreographer through the mail, with the two corresponding about how the music might fit the dancing. Later, designer Isamu Noguchi would design a set that whittled the western Pennsylvanian pioneer town down to its core elements.

The Shaggs weren't good musicians, but they still made a classic

In 1969, the three sisters recorded "Philosophy of the World"; only 100 copies were publicly distributed. The record became a cult classic thanks to its strange backstory (their father forced them into playing music) and the band's amateurism. Critic Lester Bangs wrote, "They can't play a lick! But mainly they got the right attitude, which is all rock'n'roll's ever been about from day one."

Prince had an eclectic range of influences

Early in his career, Prince would sometimes claim in interviews that he didn't listen to much music outside of his own. In later years, he'd admit that was a lie born out of arrogance. In reality, he listened to a wide array of artists, with great admiration for people like the Cocteau Twins, D'Angelo, Led Zeppelin, Joni Mitchell, Miles Davis, De La Soul, and many others. This survey of his career's interviews collects all those mentions of other artists, creating a fascinating database of the music that inspired Prince.

Explore Abbey Road Studios, the site that invented stereo recording and was the site of most of the Beatles' recordings.

John Williams has scored 29 of Spielberg’s films

A significant part of Spielberg’s style is how music is used. The overwhelming majority of that music is composed by John Williams. The duo first collaborated on 1974’s “The Sugarland Express.”

Music was a profound inspiration for Basquiat

The prolific artist loved music, obsessing over David Bowie, Aretha Franklin, and numerous jazz figures. Many of his favorites appeared in his paintings, creating a body of work that also acts as a glossary of influences. Below is a 1984 portrait of Max Roach, the jazz drummer. (Some readers may experience a paywall.)

Jean-Paul Sartre was amazed by American jazz

The French philosopher wrote about a 1947 trip to a New York jazz club as a transcendent experience, describing the magic of the relationship between performer and audience: "You shout, they shriek, they whistle, they are possessed, you are possessed."

How Kurt Cobain was influenced by the Beats

Fresh off the success of Nirvana's "Nevermind," band frontman Kurt Cobain reached out to his literary idol, the Beat writer William S. Burroughs, suggesting a collaboration. The correspondence led to "The 'Priest' They Called Him," a hard-to-find recording featuring Burroughs reading a story and Cobain on dissonant guitar.

Béla Fleck took the banjo from Appalachian porches to African villages and Carnegie Hall

In a conversation recorded at a Philadelphia instrument shop, Fleck reflects on how an instrument associated with a single American folk tradition became his vehicle for bluegrass, jazz, classical, African folk, and orchestral music. He has long advocated that every living room should have a banjo, and he highlights how he has integrated the instrument across genres in this fascinating discussion.

The surprising and strange sources behind 12 famous songs

Britney Spears's "Toxic" borrowed strings from a 1981 Bollywood film, Billie Eilish sampled The Office, and one duo made an entire album using only the sounds of their Whirlpool washing machine. Explore how sampling can pull from pretty much anywhere.

How Martha Graham's 'Rite of Spring' imposed order on chaos

Stravinsky's "Rite of Spring" is famously chaotic, making it an odd choice for Graham's highly precise style. Her 1984 choreography for it, however, redefined how people saw the ballet's score. Graham's version is still performed today; below is an excerpt from a 2018 performance by the Paris Opera.

Clive Davis was responsible for signing influential artists and superstars, including Patti Smith, Bruce Springsteen, and Alicia Keys.

Breaking down the music theory of Hitchcock's 'Psycho'

One of the defining features of Hitchcock’s film “Psycho” (1960) is the music, especially the sounds you hear during some particularly grisly scenes. This analysis from The Music Professor analyzes how that music complements the film, highlighting the way strings match the intensity of the film’s screenplay and black-and-white cinematography.

The Beatles tried to get the rights to make a 'Lord of the Rings' film starring the band members as Gollum, Frodo, Gandalf, and Samwise.

Sri Swami Satchidananda gave the opening remarks at the first Woodstock

The yoga guru was invited to begin the legendary 1969 festival and told the massive crowd he believed music “is a celestial sound and it is the sound that controls the whole universe, not atomic vibrations.” The speech leaned into yoga as a philosophy, one that the many concertgoers in attendance could use to guide their collective desire for peace.

Hear 2 jazz pianists analyze 'Getz/Gilberto'

The 1964 bossa nova classic won the Grammy for album of the year, a rare feat for a jazz record. According to jazz pianists Peter Martin and Adam Maness, that also makes it one of the last truly popular jazz albums. In this episode of their podcast "You'll Hear It," they break down the musicality of the songs in real time, offering technical insights into every quirk and nuance.

Boston police told renowned conductor Igor Stravinsky that he had 'tampered' with 'The Star-Spangled Banner' at a performance in 1944.

Prince pioneered what would come to be known as 'the Minneapolis Sound'

Inspired by eclectic artists like Sly and the Family Stone, as well as lesser-known mentors and peers in the Twin Cities, Prince blended R&B, rock, pop, new wave, soul, funk, punk, and more, creating a sound that defied easy categorization.

When Steve Jobs Spent All His Money To See Neem Karoli Baba

In 1974, Steve Jobs traveled to India after reading a book by the famous American psychologist Ram Dass. Jobs visited the temple of one of Dass’s influences, Neem Karoli Baba. He stayed in India for seven months before returning to the US to found Apple. Jobs’s trip to India helped shape the tech leader’s vision for Apple.

Broadway hit 'Stereophonic' was inspired by Fleetwood Mac

The show follows a 1970s rock band while they're in the studio, tracking a new album, and mirrors many of the internal conflicts that led to Fleetwood Mac's 1977 record, "Rumours." The play was a massive hit, earning 13 Tony nominations (the most ever for a play). It won five, including best play.