We need to focus on the most threatened species to protect them from extinction. But what does it mean for a species to be at risk, and how is it measured?

On this page, you can find data, visualizations, and writing about changes in efficiency, price, and access to lighting.

Many AI experts believe there is a real chance that human-level artificial intelligence will be developed within the next decades, and some believe that it will exist much sooner.

We published a major redesign of our work on Democracy. Explore all our data and research in one place.

On this page, you can find data, visualizations, and writing on global and country-level food prices and expenditures, the affordability of food, and how this has changed over time.

How does spending on food change as incomes rise?

Explore global data and visualizations on military personnel and spending on this page.

Tourism has massively increased in recent decades. Explore data and visualizations on the history and current state of tourism across the world on this page.

Changes in the world population are determined by two metrics: the number of babies born, and number of people dying.

Agricultural production is not only fundamental to improving nutrition, but is also the main source of income for many. Explore data and visualizations relating to the topic on this page.

Books and written communication have played a crucial role in the spread of ideas and the development of culture. Explore historical data on manuscript and book production.

We just published a major redesign of our work on Biodiversity. Explore all our data and research in one place.

How AI gets built is currently decided by a small group of technologists. As this technology is transforming our lives, it should be in all of our interest to become informed and engaged.

Despite their brief history, computers and AI have fundamentally changed what we see, what we know, and what we do. Little is as important for the future of the world, and our own lives, as how this history continues.

AI is already having a large impact on our world. Explore research and data to understand the trajectory of this important technology.

What do people die from? How do health outcomes and systems vary across the world? Explore data for all countries in our data explorer.

The World Bank has updated the methods it uses to measure incomes and poverty around the world. What does this mean for our understanding of global poverty?

The risk of death from influenza has declined over time, but globally, hundreds of thousands of people still die from the disease each year.

We’ve just published a major redesign of our topic pages. Explore this redesign with our new work on poverty.

Explore data on poverty across the world, and how this is changing over time.

Putting a price on carbon helps us account for the real costs of fossil fuels in the market. Which countries have a carbon tax or trading system?