What is an AirDrop?

Ethereum is a blockchain-powered platform for building decentralized software and apps

Among crypto enthusiasts, ethereum is known for the cryptocurrency it uses to facilitate transactions: ether, or ETH. It's often compared to an app store. The underpinnings of ethereum's blockchain include dApps, which operate using automated scripts called "smart contracts."

The cryptocurrency equivalent of going public

An initial coin offering (ICO) is cryptocurrency's version of an initial public offering (IPO). Similar to the way a company offers shares on the stock market for the first time, ICOs occur when a cryptocurrency company seeks to raise funding for a new coin, app, or service. If you're entering the field, get the details on how it all works.

NFTs can be minted using an online marketplace or directly on the blockchain

Minting, or creating, an NFT is how NFTs are added to the blockchain. The process can be simplified by using a popular marketplace.

What is the creator economy?

The creator economy is a system powered by people creating online content for monetizable audiences. These “creators” and “influencers” make money off their digital audiences through brand deals or revenue shares with social media platforms.

A direct listing is when a company goes public, listing shares on a stock exchange

A direct listing is when a company goes public, listing its shares on a stock exchange, rather than issuing new shares or raising capital. That means investment banks—traditionally serving as intermediaries—could lose out on some of the profits from these deals as more companies like Spotify opt for direct listings.

Diffusion models generate nontext media by adding and removing noise from a dataset

Unlike text-based AI tools, which rely on large language models to recognize patterns in text, diffusion models use a reward system to generate images, video, audio, and 3D models. They can also be customized to match a user’s style.

An initial public offering or 'IPO' is the process of a private company becoming public by putting shares of the company on the stock market for purchase.

Angel investors often receive significant equity because of the risk they take

Angel investors fund startups at an early stage, at which time a company’s success is less assured. In exchange, they often ask for a significant equity stake.

The first-ever tweet on X was sent on March 21, 2006, at 9:50 pm

The short, declarative message launched what would eventually become one of the world's most influential social media platforms. As of 2020, about 10% of X users are responsible for 92% of all posts.

'Buying the dip' refers to purchasing stocks or ETFs after a price decline in anticipation of a rebound

Some investors see it as getting a discount before the market recovers and the temporary declines turn into gains.

What (and why) is ASMR?

ASMR podcasts and videos are appearing all over social media, so what exactly is it, and what does it do? This immersive article explains the phenomena of ASMR, which stands for autonomous sensory meridian response. ASMR is when certain sounds or...

Despite privacy risks, scientists are using DNA in the air to assess ecosystem health

While DNA in soil and water samples has long been used for such analyses, airborne DNA is being incorporated into such efforts to monitor individual species abundance, detect invasive species, measure biodiversity, and determine the success of conservation actions. Future work may include detecting attacks from biological weapons.

Ads follow you around the internet through cookies

A technology called “cookies” enables advertisers to essentially team up and follow your behavior around on the internet. This video explains why it seems like ads seem to follow you as you go from website to website—as well as data privacy advocates’ war against cookies.

Robinhood's pivot from everyday investors to hyperactive traders

The platform was conceived as a hub for first-time investors looking to get into trading. After criticism in 2021, the company pivoted to focus on more regular, daily traders, among whom the company's CEO has now become a cult hero.

A brief history of drones

While accounts of military strategists using uncrewed hot air balloons for attacks and surveillance exist from the 19th century, the first use of drones as a modern concept began in World War I with a radio-controlled propeller craft. This online...

'Dilution' is any use of a trademark that weakens its distinctiveness

Unlike trademark infringement that hinges on the likelihood of confusing customers, trademark dilution is an illegal practice that threatens the distinctiveness of a trademark. In the US, famous brands like Nike and Google have a right to protection from dilution.

Donald Trump's Truth Social social media platform is launching a prediction market

Named "Truth Predict," the cryptocurrency-based prediction market will allow users of the Truth Social social media platform to place crypto bets on the outcome of certain events (think: sports games, the economy, and political races). Truth Social is primarily owned by President Donald Trump and his family.

'Daily fantasy' is a high-stakes subset of fantasy sports

The form, pioneered by platforms like FanDuel and DraftKings, uses anonymous daily leagues and large payouts, looks more like typical betting than the season-long, community-minded setup of more traditional fantasy.

Most Americans take the standard tax deduction

A tax deductible is an expense that a taxpayer or business can subtract from adjusted gross income, reducing their taxable income and therefore reducing the amount of taxes owed. Governments often use tax deductibles as a way to reward people who do things that are considered beneficial to society, like charitable donations.

What is a reply all email storm?

When 30,000 people receive an email, to which anyone can "reply all," a spontaneous chain reaction of many more messages can be sparked, producing what's known as an "email storm." This has happened at a large scale in several high-profile cases, most notably in Thomson Reuter's email database. Check out Know Your Meme's breakdown of this phenomenon and description of several major examples.

A ‘Bored Ape’ NFT was once kidnapped

An art heist in the crypto world plunges listeners of the "Search Engine" podcast into another mystery about why so many celebrities suddenly started selling the public on NFTs in 2021.

The history of credit cards begins with the 'Fresno Drop.'

On a 1958 morning in Fresno, California, about 60,000 people woke up to find a strange rectangular piece of plastic on their doorstep without explanation. Those chosen for the "Fresno Drop" didn't know it yet, but Bank of America was behind the credit card delivery stunt.

A deed is a legal document that shows change of homeownership during a sale

A deed differs from a title, which is the actual right of ownership to a property, and a concept rather than a physical document. These days, many deeds are online rather than physical pieces of paper kept in a home.

Airbnb started as a vacation rental startup and soon disrupted the hospitality industry

In this podcast episode, Airbnb gets the "How I Built This" treatment. The "How I Built This" host speaks with the entrepreneurs behind today's largest businesses about how they got started. In this episode, Airbnb's cofounder Joe Gebbia talks about how he built Airbnb.

What exactly is dopamine?

Dopamine is a neurotransmitter—a chemical released by neurons that enables neural communication—that makes people want things with an "almost animalistic desire," compelling them to snack or check phone notifications. Often misrepresented as a "pleasure" chemical, dopamine is involved in motivation, learning, attention, habit formation, and more. Trends like dopamine fasting overinflate its role in mental health and often use it as part of "straw man" biohacking claims.

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.

DACA provides temporary protection for undocumented youth brought to America as children

Created by executive order during the Obama administration, the Deferred Action for Childhood Arrivals policy provides temporary deportation protection and work authorization for undocumented individuals brought to the US as children. Explore the history and ongoing political debates surrounding DACA and citizenship pathways.

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.

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.

A 2019 Facebook event called on attendees to "Storm Area 51, They Can't Stop All of Us," resulting in countless memes, the creation of a music festival, and eventually the arrests of those who did try to approach the area.

Shooting stars, or meteors, are fragments of asteroids and comets that burn up as they enter Earth's atmosphere, creating streaks in the sky called meteor showers.

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

The Nasdaq's 'Magnificent 7' companies are responsible for roughly 40% of the Nasdaq 100 index's gains, while the remaining 93 companies account for the other 60%.

Telehealth demand for GLP-1s for weight loss is booming as consumers seek easier access.

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

Up to a million Girl Scouts sell about 200 million cookie boxes every spring, generating $800 million, largely because refusing a child is frowned upon

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

All rainbows are 'raincircles' caused by water droplets separating white sunlight into a spectrum of colors, but Earth's surface blocks the bottom half of the circle from our line of sight.

Art theft is the third-largest source of criminal revenues worldwide, thanks in part to the subjective nature of valuing a work of art.

Astronauts have repaired genetic damage in space using CRISPR—a molecular tool that can make precise changes to DNA and is used in single-celled organisms to attack invasive viruses.

Gerrymandering works through two techniques: cracking opposing voters across districts to dilute their power, and packing them into a few to waste their votes in lopsided majorities.

'Silent' fireworks have gained more interest in recent years as a quieter celebratory option.

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.

Animal phobias are likely the most common type of phobias, followed by an extreme fear of heights.

A researcher recently discovered an interview from 1967 between groundbreaking journalist Joan Didion and the Grateful Dead, years before the band became an institution.

In 2009, the nation was gripped by the story of a missing young boy who was believed to be floating over Colorado in a homemade balloon, until it was revealed that he was at home the whole time.

The syncytiotrophoblast is the outer layer of the placenta and the largest human cell, spanning an area about twice that of a king-sized bedsheet.

Ebola is a filovirus, meaning it resembles a thread under a microscope, though it sometimes twists and can resemble a bowl of spaghetti.

Objects can be 3D printed with light by projecting 2D computerized tomography (CT) scans onto rotating cylinders of resin, which solidify upon exposure.