Energy Collective
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US oil production by year (2025 data)
The US produced a record 13.66 million barrels of crude oil a day in 2025, the highest annual figure in EIA's series,…
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How much does it cost to charge an electric car? About $4.50 to $7.30 per 100 miles at home
A 2026 Chevrolet Equinox EV costs about $5.65 per 100 miles to charge at home, using the US residential average of 18.19…
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How is coal formed? From swamp plants buried and heated over millions of years
Coal forms when swamp plants are buried and heated for millions of years, and most coals are between 60 million and 300…
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How many kWh does a house use in the US, and what it depends on
The average US home used 10,359 kWh of electricity in 2024, or 863 kWh a month, by EIA's count of what utilities…
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Electricity cost per kWh by state (2026)
The average US home paid 18.31 cents per kWh for electricity in July 2026, and Hawaii was the most expensive state at…
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Heat pump vs furnace, and which one costs less to run
In 2025 a heat pump had to reach a seasonal COP of about 3.25 to cost the same to run as a…
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What natural gas is and how the US uses it
Natural gas is a fossil fuel that made 40% of US electricity in 2025, and the US produced a record 39.29 trillion…
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What fracking is and how much US oil and gas comes from it
Fracking is short for hydraulic fracturing, a technique that injects water, sand and small volumes of chemical additives into low-permeability rock to…
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What is renewable energy, and how much power does it make?
Renewable energy is energy from sources that nature replenishes faster than people use them, and it made 33.8% of the world's electricity…
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What is a heat pump? An electric machine that moves heat
A heat pump is an electric machine that moves heat into your home from outdoors, and ENERGY STAR says it can deliver…
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What fossil fuels are and how much of the world still runs on them
Fossil fuels supplied 86% of the world's energy in 2025, according to the Energy Institute's Statistical Review. The US got 82% of…
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How wind turbines got so much bigger
The average new wind turbine installed in the US in 2025 has a 141-meter rotor and a rating of 3.76 megawatts. Dongfang…
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