Youtube, explained

YouTube began as a quirky site invented by former PayPal employees

In February 2005, YouTube was launched by Steve Chen, Chad Hurley, and Jawed Karim. Their idea was to build a platform to support the convenient sharing of videos online, a relatively novel idea in the days of cable TV and early social media.

YouTube evolved into a film distributor

YouTube has evolved from a random clearinghouse of user-uploaded video content to a global media powerhouse. One example is the use of YouTube to distribute "Milk & Serial," a slasher film made for $800 that eventually racked up hundreds of thousands of views.

YouTube's first-ever video was nothing special

YouTube has grown into a cultural force in its two-plus decades of existence. Its beginnings, though, were modest, especially its first video: a 19-second clip about a visit to the San Diego Zoo. This brief resource explains the origins and longtail impact of "Me at the zoo," a simple video uploaded by Jawed Karim on April 23, 2005.

Reimagining YouTube as cable TV, complete with channel-surfing

The site streams YouTube content as if it were broadcast television, providing the ability to flip through channels and enter videos mid-stream, and you also can't easily skip ahead. The product is designed in part to bring back serendipity to video discovery.

YouTube brought endless content—and endless culture wars

How did YouTube grow from a startup in 2005, to a media powerhouse with more than 2.5 billion monthly logged-in users who watch more than 1 billion hours of video every day? That’s what this podcast interview with Bloomberg tech reporter Mark Bergen on NPR’s Fresh Air explores.

A guide to YouTube TV

In addition to giving users the ability to watch videos for free, supported by ads, YouTube also offers premium subscription products that include an ad-free version of YouTube—as well as YouTube TV, which lets viewers stream live TV channels over the internet. This CNET overview of YouTube TV explains what viewers get with the service, including which channels and networks, as well as a cloud DVR and the ability to cancel anytime.

A small fraction of creators make money on YouTube

YouTube has become one of the world's leading entertainment platforms almost entirely on the back of users who upload their own content. An estimated 3.7 million new videos get uploaded to YouTube each day, but only a small, very popular fraction are able to make money from their content.

Understanding 'YouTube Face,' the platform's pervasive thumbnail style

It's an image that's rampant across the web's premier video platform: open mouths, astonished eyes. It looks cheesy and cheap, yet its practitioners are some of YouTube's most popular personalities. The Ringer's Nate Rogers digs into the history of the phenomenon to learn why it's had such staying power.

How the YouTube algorithm works, according to MrBeast

In this brief interview clip, the YouTube savant "MrBeast" summarizes how the YouTube algorithm—which he relies on to make his content go viral—actually works.

YouTube occupies more US screen time than Netflix

As consumers continue to shift their viewing activity away from traditional cable and broadcast TV, they’re spending an increasing amount of time streaming content, much of it on YouTube. In fact, Nielsen data from August 2025, shows that YouTube accounted for 13.1% of US screen time, compared to Netflix’s 8.7%.

YouTube's recommendation algorithm relies on over 80 billion daily pieces of information

These signals include which videos a user has watched, searched for, and liked, as well as channel subscriptions and feedback selections, such as videos marked "not interested." Each user's viewing habits are compared with those of other users with similar habits, and this information is used to suggest additional content.

Children are now three times more likely to say they want to be a YouTuber when they grow up than an astronaut, with some even attending 'YouTube camps' that teach kids how to create content for the platform.

Netflix, explained

From offering an internet-based, mail-order Blockbuster alternative to its eventual status as a market leader in streaming entertainment, Netflix has led nearly every major paradigm shift in the television and movie business since its inception.

YouTube plans on embracing AI-powered features

YouTube CEO Neal Mohan lays out a series of priorities and predictions for how the online video giant will continue to evolve. Mohan says the company wants AI to play a bigger role—in addition to figuring out how YouTube can evolve and improve the experience of streaming its content.

TikTok explained: how the app became a global phenomenon

Since 2018, the short-form, video-sharing app TikTok has gone from launching in the US to becoming a habit-forming cultural force that’s signed up more than half of the country's population as users.

The 30 most popular YouTubers

From music superstars like Justin Bieber and Taylor Swift to streamers like PewDiePie and MrBeast, the ranks of YouTube’s most-subscribed-to accounts includes a mix of everything from celebrities whose YouTube presence complements the rest of their persona to stars who made a name for themselves solely from the platform. This ranking from Search Engine Journal breaks down the 30 biggest YouTube accounts as of June 2004.

How the Discovery Channel was originally built for lifetime learners

Founder John Hendricks envisioned Discovery as a launchpad for educational content that was both informative and engaging. Since, the channel has spawned dozens of other channels, merged with major studios, and launched its own streaming platforms.

What we learned about Google

Google processes over 8.5 billion searches every day—more than the number of people on Earth. This short breakdown covers how the company evolved from a Stanford research project into a global tech leader, with products like YouTube, Gmail, and Android reaching billions worldwide.

An overview of the World Wide Web, which is often confused with the internet

When users create a website, they organize content and store it on a web server—one of various types of hardware that make up the internet—in web languages, such as HTML and JavaScript. When visiting the site, a web browser translates these languages into text and other media for consumption.

Today’s kids would rather be YouTubers than astronauts

While the other children in your kindergarten class might have wanted to be firefighters or astronauts when they grew up, modern kids are different. Lego conducted a study that found children were more likely to say they wanted to be a YouTuber when they grew up than an astronaut.

Netflix profits when you're not watching, and its movies are designed that way—read a detail-rich critical essay exposing lesser-known Netflix takes

A fascinating look at how our DNA is built and replicated

This easy-to-understand 13-minute video dives into the wondrous molecule deoxyribonucleic acid – also known as DNA – and explains how it replicates itself in our cells.

Vitalik Buterin explains ethereum in 30 minutes

Every year, ethereum creator Vitalik Buterin explains what his crypto platform is in a 30-minute presentation at the Ethereum Foundation’s event, Devcon. Buterin’s explanation goes deeper than a simple 101 explanation. To learn more about the current state of ethereum, what’s changed recently, and what Buterin expects down the road, watch this video.

X is a social media platform focused on real-time communication and content sharing

Users post and interact through short messages known as tweets. As of February 2025, X receives over 4.83 billion monthly visits, with users spending an average of 34 minutes daily on the platform.

Startups are small, early-stage companies designed to grow fast

The definition of the word “startup” is complicated—so who better to define it than Y Combinator, perhaps the most well-known startup accelerator in the business? YC’s blog also explains how startups make money and build products.

How the moon moves, an interactive lesson

How exactly does the moon move, and why does it move that way? In this ridiculously comprehensive interactive explainer, you can conduct experiments to see how the moon rotates and as it moves around the Earth, while learning how gravity works by controlling the path and speed of different objects. Dive into this beautiful, simple explainer to learn the basics on gravity and the moon.

Hollywood, explained

It all began in 1887 when Hollywood was registered as a small town before merging with Los Angeles in 1910. Filmmakers moved west to avoid Thomas Edison’s patent lawsuits, and the sunny California climate provided the perfect setting for year-round production. By the 1910s, studios like Paramount and Warner Bros. established themselves, and Hollywood's global dominance was cemented during its golden age from the 1930s to the 1950s.

How Amazon operates a 'flywheel' business model, a self-reinforcing cycle that drives continuous growth

The name 'Silicon Valley' arose from the founding of Shockley Semiconductor Laboratory in Fairchild Semiconductor in 1956-57, founded near Stanford University in Palo Alto

Hear about the 250-year history of the United States Postal Service, complete with some of its strangest deliveries, important innovations, and the figures that made it an American institution.

Watch this video that uses Lego bricks to explain how venture capital works.

Fast-casual restaurant Chili's is experiencing a resurgence, with its parent company recently reporting a nearly 32% increase in sales, thanks to passionate Gen Z fans on TikTok.

See how fireworks are made and learn how metals like magnesium and copper are responsible for different colors.

Hear 50 years of iconic hip-hop samples, the genre's foundational looped tracks

Walt Disney's early film 'Alice's Wonderland' was a groundbreaking innovation in the silent film era

Watch how algorithms can be designed to train themselves and self-improve without human input, to the point where the optimized code is too complex for programmers to understand.

Long before Major League Baseball began allowing instant replay for balls and strikes, an umpire reluctantly used the technology to determine whether a hit was a home run, a move that inadvertently ushered in a new era for the sport.

Explore our favorite visualization of the immense scale of space, from an astronaut to the size of the observable universe

This site reaches millions of visitors who are tired of AI chatbots and seeking human connection. Pretend to be an AI chatbot and ask questions, provide answers, and draw for people in real time.

While the first exchange-traded fund (a 'basket' of different assets that can be bought and sold on a stock exchange) in the US only launched in 1993, the global ETF market has grown to more than $10T in the short time since.

Sony set the standard for cylinder-shaped batteries when it repurposed manufacturing equipment used to make rolls of magnetic recording tape.

Memecoins are a type of cryptocurrency—a form of digital currency with a wide variety of uses—created around popular 'memes,' or viral internet jokes.

Search a massive database of over 4 decades of clues from the TV quiz show 'Jeopardy!'

Watch what the Ebola virus does inside our cells and organs in order to spread and survive.

SpongeBob exemplifies Aristotle's philosophy for living well because he understands that happiness doesn't come from external factors like money, recognition, or power.

Chaos theory—informally known as the butterfly effect—is the reason why weather forecasts are presented with probabilities rather than certainties.

The word 'jazz' evolved from 'jasm,' 19th-century American slang for 'energy'

Comedy legend Catherine O'Hara, star of 'Schitt's Creek' and 'Home Alone,' quit 'Saturday Night Live' after just one week to return to her old job.

The Beatles' US label rejected the band's first two singles, 'Please Please Me' and 'From Me to You,' with one executive calling the band 'dead in the water.'

In 1963, a basement renovation in Turkey revealed a passageway to a hidden, multilevel underground city that once housed as many as 20,000 people