Visualizing the growth of botnets

Visualizing cyberattacks by country

Cyber crime is expected to cost the global economy trillions per year by 2025. This data illustration showcases the countries with the most severe cyber attacks from 2006-2020.

Visualizing the consequence of data breaches

To get a sense of the grim state of data security today, take a look at this infographic from TruthFinder that explains why 2018 was the year of the data breach tsunami.

How the internet became the World Wide Web: a visualization

The internet was officially born in 1983 and had more than 150 million global users by 1997, creating an international web of seemingly separate networks. This data visualization shows the growth of the internet from 1997 to 2021. Data in this...

Explore metrics on the Tor network, the infrastructure of the dark web

While internet traffic within the network is concealed, public, nonsensitive data can be used to estimate the number of active users, the number of relay servers, network performance speed and reliability, etc. Researchers can use this data to indirectly identify political upheavals or censorship campaigns worldwide, such as the Arab Spring.

The history of malware includes computer viruses, worms, trojans, and ransomware

Some of the earliest significant pieces of malware—the Creeper worm and the Elk Cloner virus—displayed silly messages to users without causing major harm. As computer science has advanced, malware has become more easily spread, incorporated social engineering to manipulate users, targeted infrastructure systems, and been used by governments for virtual espionage.

See the increase in financial crimes globally on a map

The Global Organized Crime Index tracks annual shifts in organized crime, ranging from drug and human trafficking to financial crimes. The map shows crime levels for each country, as well as a profile of the country's annual shifts.

Infographics explaining global terrorism trends

Our World in Data’s terrorism page details global trends in terrorism. Through interactive infographics, the site shows how the number of terrorist acts varies around the world and how it has changed over time. Sections investigate common definitions of terrorism, trends in global terrorism deaths, and the global distribution of terrorism. Additional segments highlight airline hijackings, public opinion, and media coverage of terrorism. Explore this website for an array of infographics on terrorism.

In 2019, a laptop loaded with six of the worst malware in history and described as 'an exhibit of historical weaponry' sold for $1.3M.

Explore a series of NASA visualizations tracking satellites and space debris

The series illustrates the population of objects orbiting Earth as of February 2024, using data from US Space Command. These include active satellites, defunct spacecraft, rocket bodies and debris fragments larger than roughly 10 centimeters in low Earth orbit.

Mapping the world's cell towers

Millions of cell towers around the world help connect the world's 8 billion people via cell phones and the Internet. But access to such coverage, while still expanding, is not equal. This data visualization depicts the world's many cell connections across a global map, revealing cell use hot spots and the world's many gaps in coverage.

Visualizing the year in US tornadoes, 2024

Between January and November 2024, over 1,700 tornadoes were documented to have touched down in the US, a relatively high number (and similar to the numbers in 2004, 2008, and 2011). This map shows their location across the country to help capture the number.

The dead internet theory suggests that mostly bots are interacting online

The dead internet theory proposes that bots create most online content. These bots are believed to create social media posts to boost engagement and increase advertising revenue. However, the accounts doing the liking and commenting are also believed to be bots. The theory suggests governments use bots to manipulate public opinion.

Prompt viruses can exploit and take advantage of integrated AI systems

AI agents—software that can complete requested tasks without ongoing human direction—are expected to increasingly communicate with one another as users and businesses incorporate AI. Providing malicious, self-replicating instructions through prompt injection attacks can cause damaging commands to cascade across systems and services (e.g., banking), without requiring human intervention.

In 2015, a custom virus program was used to destroy and transform art images

At the Art Laboratory Berlin's "bOdy pandemOnium: Immersion into Noise" exhibit, Chicago-born artist Joseph Nechvatal explored viractualism—the interface between the biological and the technological—via a custom virus program that randomly altered images representing the human eye and rectum.

Mapping the known ports involved in the trans-Atlantic slave trade

Based on historical logs, this interactive maps shows info from various ports of departure and arrival during the height of the trans-Atlantic slave trade.

Visualizing the built world compared to the natural world

In the last century, humans have covered the Earth in 1,300 metric gigatons of built material, known as technomass. That amount is more than the Earth's entire biomass at 1,100 GT, which includes all living organisms. To get a sense of the scale of this comparison, click through this striking, simple visualization showcasing the various organisms comprising biomass as well as the materials making up the technomass.

Explore an interactive map of historical volcanoes, earthquakes, and tsunamis

The Natural Hazards Viewer allows users to map the locations of major natural hazards from 2150 BCE to the present. Advanced filters allow for various refinement methods, including volcano morphology, earthquake magnitude, tsunami height, deaths, and damage.

OSINT: How hackers find their marks

What is OSINT? How do hackers gather intel about targets? Just how much can they learn about you? Learn more as we dig in to the world of OSINT.

View a timeline of AI deployments from 2017 to 2025

The development of transformer architecture and the release of GPTs across AI labs led to rapid changes in LLM scale and power. Companies like OpenAI, Google, Meta, Microsoft, and Anthropic have invested billions of dollars to develop reliable, versatile models.

View major global infrastructure, including power plants, fuel lines, and water pumping stations

The Open Infrastructure Map displays data from the OpenStreetMap database, which aggregates information from freely licensed geodata sources, surveys, and photographic and satellite imagery. It also displays power lines, generators, substations, various chemical pipelines, telecommunications towers, data centers, and more in daytime and nighttime maps.

Visualize the growth of the Linux kernel source code, which surpassed 40 million lines in 2025

Version 0.01 of the program authored by Linus Torvalds in 1991 spanned approximately 10,000 lines of code and has progressively grown to accommodate the management of an increasing number of hardware and software components. The kernel grows by an estimated 400,000 lines of code every two months.

An analysis of the logistic map, which shows how chaos can emerge from simple equations

When modeling systems such as the predator-prey cycle of an organism's population in an ecosystem, the logistic map function shows the population normally settles into an equilibrium value. However, at high reproduction and starvation rates, multiple such values arise, making it difficult to accurately model long-term population growth in some environments.

Visual deep dive into the collapse of insects

The most diverse group of organisms on the planet are in trouble, with recent research suggesting insect populations are declining at an unprecedented rate. Explore this visual interactive on the issue from Reuters Graphics.

See the progress of the war in this interactive, visual timeline

Follow the progress Russian/Ukrainian War through this interactive map. Watch as events develop, get a daily overview of movements, and switch back and forth between different dates and time periods during the conflict. Results will change in real time and depending on all available information about troop movements and more.

Bats are uniquely suited to act as reservoirs of viruses

Some of the deadliest diseases to jump from animals to humans originate in bat species. This rich visualization explores the diversity of bats and the factors that make them efficient vectors for harboring and transmitting disease, from their long lifespans to their migration patterns.

See a visual representation Elon Musk's many tweets over a decade

Musk was known for tweeting often long before he purchased Twitter, later renaming the social network "X." One week in August 2024, Elon Musk posted 650 times. This data visualization shows an analysis of roughly 15,000 of his tweets from 2011 to 2021.

Explore an interactive map built from more than 100,000 survey responses on where people find joy in their lives

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

Visualize the path of every solar eclipse from 1900 to 2099 and see what each looks like when observed from different locations on Earth.

See how each of the more than two million known species relates to each other—and to common ancestors—in this zoomable tree of life.

When you complete a CAPTCHA on a website to prove you are human, you may be unknowingly training algorithms for self-driving cars, whose systems require training data to help identify crosswalks, bicycles, and other outdoor objects.

Electrical grids worldwide must double their power delivery capacity by 2050 to meet surging demand from AI and electric vehicles.

Explore an interactive map of battles from the American Revolution, along with detailed summaries of each engagement

See these 16 pieces of art evoking phobias of snakes, flying, spiders, and more. 

Watch how viruses like Ebola can spill over from animals to humans—and vice-versa.

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

View the ten deadliest tornadoes in US history.

Visualize how CRISPR-Cas9—a type of immune system used by single-celled organisms to attack invasive viruses—targets and makes precise changes to a gene's DNA.

The Russia-Ukraine conflict is the largest ground war in Europe since World War II in casualties, forces mobilized, and displacement of civilians.

The first image of a black hole was captured by creating an Earth-sized virtual observatory from a network of eight radio telescopes.

A century of Billboard issues documenting the evolution of popular music.

Fireworks-related ER visits are on the rise—in 2024, they increased by 52% as compared to the prior year.

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.

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

Alzheimer's can lead to brain shrinkage, with an average of around 2% of volume reduction per year

Watch how deep-sea mining equipment collects and processes polymetallic nodules—metal-rich, potato-shaped rocks—from the ocean floor and creates environmentally damaging plumes of sediments.

The American cockroach is actually from Africa, an apparent hitchhiker aboard ships carrying enslaved people, with evidence suggesting the bug may have arrived in the New World as early as the 1600s.

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.

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.

See a 3D reconstruction of Tenochtitlan, the Aztec capital that was home to an estimated population of 200,000 to 400,000.