1
What are the safest and cleanest sources of energy?
Fossil fuels are the dirtiest and most dangerous energy sources, while nuclear and modern renewable energy sources are vastly safer and cleaner.
Most cited
Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 258 posts.
2
CO₂ emissions
How much CO₂ does the world emit? Which countries emit the most?
3
Coronavirus (COVID-19) Vaccinations
Explore data on COVID-19 vaccinations across the world.
4
Breakdown of carbon dioxide, methane, and nitrous oxide emissions by sector
How much do electricity, transport, and land use contribute to different greenhouse gas emissions?
5
Death rates from energy production per TWh
Death rates are measured based on deaths from accidents and air pollution per terawatt-hour of electricity.
6
Poverty
In order to make progress against poverty in the future, we need to understand poverty around the world today and how it has changed.
7
Energy Production and Consumption
Explore data on how energy production and use varies across the world.
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Excess mortality from March to December of 2020
Explore data on COVID-19 excess mortality across the world.
9
You want to reduce the carbon footprint of your food? Focus on what you eat, not whether your food is local
“Eat local” is a common recommendation to reduce your diet's carbon footprint. How does the impact of what you eat compare to where it comes from?
10
Life Expectancy
People are living longer across the world, but large differences remain. Explore global data on life expectancy and how it has changed over time.
11
Akin's Laws of Spacecraft Design (2003)
1. Engineering is done with numbers. Analysis without numbers is only an opinion.
12
How do CO2 emissions compare when we adjust for trade?
Which countries are net importers and exports of emissions? How much CO2 is ‘offshored’?
13
The Biology of a Large Language Model
We investigate the internal mechanisms used by Claude 3.5 Haiku — Anthropic's lightweight production model — in a variety of contexts, using our circuit tracing methodology.
14
CO₂ and Other Greenhouse Gas Emissions
Human emissions of greenhouse gases are the primary driver of climate change. The world needs to decarbonize to reduce them.
15
If the world adopted a plant-based diet, we would reduce global agricultural land use from 4 to 1 billion hectares
We could reduce the amount of land used for grazing and croplands used to grow animal feed.
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Good sleep, good learning, good life
Discover effective online language learning with SuperMemo. Learn languages with proven courses, intelligent repetitions, and AI tools. Start today!
17
Are Emily and Greg More Employable than Lakisha and Jamal? A Field Experiment on Labor Market Discrimination
Founded in 1920, the NBER is a private, non-profit, non-partisan organization dedicated to conducting economic research and to disseminating research findings among academics, public policy makers, and business professionals.
18
Fertility Rate
Explore changing patterns in fertility worldwide, from birth rates to parental ages, twinning rates, reproductive technologies, and more.
19
Land Use
How is humanity using the Earth’s land? And how can we decrease our land use so that more land is left for wildlife?
20
Around 90% of all river-borne plastic that ends up in the ocean comes from just 10 rivers
The world has become increasingly alarmed at the amount of plastic in its oceans. But where does all this plastic waste come from?
21
World Population Growth
Explore global and national data on population growth, demography, and how they are changing.
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Child and Infant Mortality
Child mortality remains one of the world’s largest problems and is a painful reminder of work yet to be done. With global data on where, when, and how child deaths occur, we can accelerate efforts to prevent them.
23
Plastic Pollution
How much plastic ends up in the ocean? Where does it come from?
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Per capita CO₂ emissions Over Time
An interactive visualization from Our World in Data.
25
Economics of Nuclear Power
Nuclear power is cost competitive with other forms of electricity generation, except where there is direct access to low-cost fossil fuels. In assessing the economics of nuclear power, decommissioning and waste disposal costs are fully taken into account.
26
U.S. could feed 800 million people with grain that livestock eat, Cornell ecologist advises animal scientists
From one ecologist's perspective, the American system of farming grain-fed livestock consumes resources far out of proportion to the yield, accelerates soil erosion, affects world food supply and will be changing in the future.
27
COVID-19 Pandemic
The COVID-19 pandemic has had a profound impact on the world. Explore global data and research to understand its impact, spread, and global response.
28
Working Hours
How much time do people across the world spend working? How have working hours changed over time, and what do these changes matter for people’s lives? Explore data and research on working hours.
29
BU-808: How to Prolong Lithium-based Batteries
Manufacturers take a conservative approach and specify the life of Li-ion in most consumer products as being between 300 and 500 discharge/charge cycles.…
30
Out of all major energy sources, nuclear is the safest
Fossil fuels are the dirtiest and most dangerous energy sources, while nuclear and modern renewable energy sources are vastly safer and cleaner.