Vitalik Buterin explains ethereum in 30 minutes

Inside Vitalik Buterin’s trip to Russia

A Vice reporter heads to Russia, where he documents Ethereum founder Vitalik Buterin’s time there. Buterin, then 23, attends events in the country to raise awareness about Ethereum and its potential to pave the way for a new financial future. At the same time, Vice notes that Russia’s interest in crypto could stem from its potential to allow the country to evade international sanctions. Watch the full video here.

Vitalik Buterin’s current thoughts on Ethereum

Vitalik Buterin isn’t just the founder of Ethereum—he’s also a blogger. In this blog post from late last year, Buterin discusses some of his favorite applications built on Ethereum: prediction markets like Polymarket, where users can bet crypto on the outcome of events like elections. Buterin argues that prediction markets also act as news sites for non-bettors, opening the floodgates for many different kinds of info-based apps on Ethereum. Read the post here.

Explaining the Ethereum merge in simple terms

Ethereum slowly switched the way it adds blocks to the chain. In 2022, it completed its transition from a proof-of-work model to a proof-of-stake model. That event, called “The Merge,” happened when it combined two Ethereum blockchains operating under different systems. For an explanation of proof-of-work and proof-of-stake, and the significance of switching from one to the other, read this article.

The Ethereum Foundation’s latest report

The Ethereum Foundation is a nonprofit organization supporting Ethereum in several ways. These include providing grants to developers who want to build on the blockchain, and hosting events promoting crypto’s future, like Devcon. This annual report grants a peek into the nonprofit’s role in Ethereum's operations and the values it seeks to support through its work. The nonprofit’s frontline involvement is another differentiating factor between Ethereum and other cryptocurrencies.

Bitcoin explained and made simple

Bitcoin, the most popular and well-known example of a cryptocurrency, came on the scene around 2010, with its evangelists proclaiming it would eventually displace government-backed traditional cash. While the concept of a digital currency may seem straightforward, the details can be deceptively simple. This quick video overview provides the foundation for a deeper dive into the world of decentralized currency.

The stock market, explained in 3 minutes

Curious about the inner workings of the stock market? 1440's got your breakdown of how it works.

Learn how stablecoins function in just 4 minutes

This video explains the basics of stablecoins in a beginner-friendly manner. It also dives a bit deeper into the larger stablecoin landscape, detailing, for instance, the many stablecoins backed by fiat currency other than the US dollar, like the euro, the Turkish lira, and the Singapore dollar.

Ethereum’s biggest risks and top criticisms

As it evolves, critics say Ethereum’s constant changes make the platform overly complex and fundamentally less secure. They also say the Ethereum Foundation and a handful of developers wield too much control over the crypto platform, and that gas fees are prohibitively expensive. Some criticisms are addressed in Ethereum’s roadmap, but others strike at the crypto platform’s core. Go deeper on why here.

What is blockchain? A visual explanation from a Stanford professor

Stanford professor Dan Boneh teaches “Blockchain Primitives: Cryptography and Consensus,” providing an introduction to the cryptographic foundation of blockchains and how developers can use them to build new types of applications.

The interoperable metaverse and what that means

This explainer video explores the challenges of achieving the interoperability needed to unify economies, avatars and systems across virtual worlds in the metaverse.

Cofounder Gavin Wood said Ethereum is going nowhere

Ethereum’s other cofounder, and the person known for coining the term “Web3,” Gavin Wood, ended his direct involvement with Ethereum in 2016. After that, he founded Polkadot with the aim of resolving the issues he saw with Ethereum. In this podcast, Wood says he thinks Ethereum is a financial success but that its progress has stalled. He also talks about hopes he had for the platform that have yet to be realized.

Quantum physics explained in 22 minutes

Brian Cox, Royal Society Professor for Public Engagement in Science, discusses the fundamental principles of quantum mechanics, emphasizing their importance in understanding the nature of reality and their practical applications in emerging technologies like quantum computers.

Engineer explains VR at five levels of complexity

While its possible to grab a virtual reality headset and hop into an immersive world with little effort, a significant amount of technical and biological science has gone into creating the effect of a 3D world. This video breaks down the technology in five layers of increasing complexity.

The Chain Reaction podcast: The latest in bitcoin and blockchain developments

There are constantly new tokens, DeFi projects, NFT collections, and DAOs being launched, but how can you make sense of everything going on in the crypto space? TechCrunch senior crypto reporter Jacquelyn Melinek explores the impact of crypto on finance, art, web3, and society as a whole. One the best resources to keep up with actual—meaning, beyond the hype—developments in the world of bitcoin and blockchain.

Watch a cybersecurity expert answers questions about hacking

From firewalls and VPNs to ransomware and viruses, IBM Distinguished Engineer Jeff Crume has seen many changes in cybersecurity during his 40 years of IT experience. In this video, he explores some of the most significant hacking events in history and provides advice on protecting yourself online.

Nvidia CEO Jensen Huang’s keynotes have become a main event at CES

Watch Jensen Huang’s 2025 CES keynote, where he unveiled major advances in AI and GPU technology. His presentations now draw global attention, blending product reveals with sweeping visions of the future of computing.

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.

The rise and fall of the Byzantine Empire

A short but informative TED-Ed video summarizing the most important aspects of Byzantine civilization: how it all started, why Constantinople was so special, a few remarkable Byzantine authors (including Princess Anna Comnena, historian of her father’s reign), the Ottoman conquest, and why don’t just call the Byzantines “Romans.”

Hank Green on the problem with being a creator

YouTuber Hank Green takes over The Financial Diet's platform to talk about the creator economy. He walks the audience through the financial decisions involved when making content. He also describes brand deals, and who actually owns the content posted on social media platforms—the creator or the platform itself?

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

CEO Gary Tan explains Y Combinators guiding philosophy

Hear YC President and CEO Garry Tan talk about why he values earnesty and excellent communication skills in YC founders, his thoughts on AI, and more in this unexpectedly deep and in-depth interview.

Youtube, explained

YouTube began as a quirky site where users uploaded funny, random videos—a do-it-yourself television service. Today, it’s a global media powerhouse and home to everything from movie trailers to video podcasts, livestreams, and much more. Want to learn more about the streaming giant? Check out our 5-minute explainer here.

The world's different calendars, explained

The calendar we use to mark the days, months, and year can feel set in stone, but the history of calendars shows these organization systems can and do change. Parse the fascinating, complex details of the Gregorian, Julian, Chinese, Hebrew, and many more calendars in this comprehensive, well-executed explainer video.

LLMs explained simply and quickly

Large language models generate responses by predicting one token at a time, based on patterns they’ve learned from massive datasets. This explainer covers their core components: data, architecture, training, and how transformer models use context to simulate conversation.

Election 101 podcast

What’s actually at stake when someone casts their vote in a US election? CNN’s “Election 101” podcast series provides ten episodes summarizing some of the basics of democratic elections. The ins and outs of voting are highlighted in 15-minute episodes on voter registration and voting by mail. Additional segments highlight how the electoral system works, how ballots are counted, the Electoral College, why it takes so long to get election results, and more.

Burning Man Explained

Every year, tens of thousands of people journey into the Nevada desert to build a temporary city centered on radical creativity, art, and community at Burning Man.

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.

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.

Learn how to read a prospectus, the juicy document that any company must file with the SEC before going public.

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.

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

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

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.

Read a deep dive on the 'all-purpose healing' peptide BPC-157.

Researchers believe the brain consolidates memories, processes emotions, and plans for the future during dream states

How fusion—which releases energy when two lighter atoms combine to form a heavier atom—differs from fission

After NASA's Voyager 1 captured Earth as a single pixel as it left the solar system in 1990, astronomer Carl Sagan used the image to reflect on humanity's fragility and the responsibility to protect 'the only world we've ever known.'

The idea for the Federal Reserve was conceived in secret in 1910—with bankers donning duck hunt gear for disguise while traveling to a remote country club on Georgia's Jekyll Island

Warren Buffett's former professor Benjamin Graham is known as the 'father of value investing,' a strategy in which investors seek to buy stocks trading below their intrinsic worth.

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

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

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.

In 2025, four executives from large tech companies were given positions in the US Army Reserves—including Palantir Chief Technology Officer Shyam Sankar, which reinforced Palantir's ties with the US military and its role as a leading defense partner.

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

Discover the catastrophic consequences of a failure of the US electrical grid—something that is more likely than many Americans think.

Planarian flatworms are small, aquatic worms with exceptional regenerative capabilities. When cut, the worms can regenerate multiple bodies in a matter of weeks.

Watch contemporary footage covering the US-backed Shah of Iran fleeing the country in the face of the 1979 Iranian Revolution

Double world record holder Hunter Ewen helped conquer his fear of balloons, called globophobia, by training to win Guinness World Record titles for balloon inflation.

Elk Cloner, the first computer virus to spread in public, was written as a practical joke by Richard Skrenta, a Pittsburgh high school student.

The price of gas is a composite made up of several different factors, with the federal gas tax making up less than 20% of what drivers pay at the pump.