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Energy systems and the clean-energy transition

Electricity generation, grids, renewable energy, utility policy, power costs, and decarbonization.

7,402 stories · 80 in 30 days · Updated Sep 28, 2026

The pace of conversation

Posts per month

2020-01: 57 posts2020-02: 62 posts2020-03: 32 posts2020-04: 36 posts2020-05: 53 posts2020-06: 49 posts2020-07: 43 posts2020-08: 68 posts2020-09: 49 posts2020-10: 55 posts2020-11: 46 posts2020-12: 68 posts2021-01: 68 posts2021-02: 134 posts2021-03: 88 posts2021-04: 61 posts2021-05: 83 posts2021-06: 78 posts2021-07: 97 posts2021-08: 68 posts2021-09: 87 posts2021-10: 126 posts2021-11: 89 posts2021-12: 67 posts2022-01: 82 posts2022-02: 69 posts2022-03: 101 posts2022-04: 85 posts2022-05: 90 posts2022-06: 110 posts2022-07: 133 posts2022-08: 164 posts2022-09: 185 posts2022-10: 135 posts2022-11: 103 posts2022-12: 127 posts2023-01: 112 posts2023-02: 79 posts2023-03: 81 posts2023-04: 122 posts2023-05: 100 posts2023-06: 117 posts2023-07: 84 posts2023-08: 117 posts2023-09: 99 posts2023-10: 97 posts2023-11: 102 posts2023-12: 83 posts2024-01: 107 posts2024-02: 110 posts2024-03: 98 posts2024-04: 113 posts2024-05: 119 posts2024-06: 109 posts2024-07: 107 posts2024-08: 90 posts2024-09: 80 posts2024-10: 84 posts2024-11: 72 posts2024-12: 90 posts2025-01: 103 posts2025-02: 93 posts2025-03: 91 posts2025-04: 114 posts2025-05: 91 posts2025-06: 82 posts2025-07: 78 posts2025-08: 96 posts2025-09: 87 posts2025-10: 104 posts2025-11: 83 posts2025-12: 88 posts2026-01: 106 posts2026-02: 69 posts2026-03: 106 posts2026-04: 99 posts2026-05: 101 posts2026-06: 93 posts2026-07: 114 posts2026-08: 111 posts2026-09: 73 posts
2020-012026-09

Posts per month · first and latest months may be partial.

01 / EXPLORE THROUGH TIME

Timeline

Start with the latest. Scroll back through time, or zoom in for more.

Year by yearUp to 5 stories per year
2026872 stories
US strikes $1.2B deal to pay German firm to halt offshore wind projects↗ bbc.com · HN · 887 comments · 910 points · Aug 07, 2026
Seven countries now generate nearly all their electricity from renewables (2024)↗ the-independent.com · HN · 492 comments · 669 points · Apr 12, 2026
Ireland shuts last coal plant, becomes 15th coal-free country in Europe (2025)↗ pv-magazine.com · HN · 666 comments · 1022 points · Mar 09, 2026
In Europe, wind and solar overtake fossil fuels↗ e360.yale.edu · HN · 784 comments · 717 points · Jan 22, 2026
Photos capture the breathtaking scale of China's wind and solar buildout↗ e360.yale.edu · HN · 572 comments · 775 points · Jan 15, 2026
20251,110 stories
Solarpunk is happening in Africa↗ climatedrift.substack.com · HN · 591 comments · 1201 points · Nov 05, 2025
Germany outfitted half a million balconies with solar panels↗ grist.org · HN · 627 comments · 420 points · Oct 05, 2025
Slack has raised our charges by $195k per year↗ mahadk.com · HN · 1470 comments · 3406 points · Sep 18, 2025
Widespread power outage in Spain and Portugal↗ bbc.com · HN · 1165 comments · 1560 points · Apr 28, 2025
Cities can cost effectively start their own utilities↗ kevin.burke.dev · HN · 396 comments · 420 points · Feb 07, 2025
20241,179 stories
Google commits to buying power generated by nuclear-energy startup Kairos Power↗ wsj.com · HN · 545 comments · 593 points · Oct 14, 2024
Air Con: $1697 for an on/off switch↗ blog.hopefullyuseful.com · HN · 478 comments · 2001 points · Aug 29, 2024
An open source initiative to share and compare heat pump performance data↗ heatpumpmonitor.org · HN · 340 comments · 708 points · Apr 12, 2024
Nine US states are teaming up to accelerate the adoption of heat pumps↗ wired.com · HN · 742 comments · 497 points · Feb 09, 2024
A battery has replaced Hawaii's last coal plant↗ canarymedia.com · HN · 466 comments · 666 points · Jan 10, 2024
20231,193 stories
UK announces commercial operations of longest land/subsea interconnector↗ nationalgrid.com · HN · 139 comments · 172 points · Dec 29, 2023
40% of US electricity is now emissions-free↗ arstechnica.com · HN · 195 comments · 132 points · Dec 29, 2023
Gas utilities used tobacco tactics to avoid gas stove regulations↗ npr.org · HN · 205 comments · 101 points · Dec 26, 2023
All I want for Christmas is 1TW of solar deployed annually↗ pv-magazine-usa.com · HN · 197 comments · 107 points · Dec 26, 2023
Germany hits 80 GW milestone↗ pv-magazine.com · HN · 198 comments · 112 points · Dec 24, 2023
20221,384 stories
The absurdity of Europe burning wood for energy↗ twitter.com · HN · 329 comments · 359 points · Sep 17, 2022
We're going to need a lot of solar panels↗ caseyhandmer.wordpress.com · HN · 808 comments · 823 points · Jul 22, 2022
California grid set record of 97% renewable power on April 3↗ solarpowerworldonline.com · HN · 271 comments · 432 points · Apr 20, 2022
Finland starts much-delayed nuclear plant, brings respite to power market↗ reuters.com · HN · 620 comments · 721 points · Mar 12, 2022
You can have geothermal power everywhere if you drill deep enough↗ treehugger.com · HN · 310 comments · 405 points · Feb 25, 2022
20211,046 stories
Costa Rica Has Run on 100% Renewable Electricity for 299 Days↗ under30experiences.com · HN · 290 comments · 608 points · Jun 23, 2021
EU experts to say nuclear power qualifies for green investment label: document↗ reuters.com · HN · 550 comments · 482 points · Mar 27, 2021
Israel, Cyprus and Greece agree to link power grids via subsea cable↗ reuters.com · HN · 439 comments · 432 points · Mar 08, 2021
What went wrong with the Texas power grid?↗ houstonchronicle.com · HN · 1042 comments · 617 points · Feb 16, 2021
Running a fake power plant on the internet for a month↗ grimminck.medium.com · HN · 102 comments · 430 points · Jan 16, 2021
2020618 stories
California Public Utilities Commission fired director who exposed missing $200M↗ propublica.org · HN · 247 comments · 609 points · Dec 27, 2020
Why did renewables become so cheap so fast?↗ ourworldindata.org · HN · 624 comments · 376 points · Dec 01, 2020
This electrical transmission tower has a problem↗ twitter.com · HN · 460 comments · 1666 points · Sep 17, 2020
Germany plans to dim lights at night to save insects↗ msn.com · HN · 469 comments · 1194 points · Aug 06, 2020
Britain has gone two months without burning coal to generate power↗ bbc.com · HN · 345 comments · 443 points · Jun 09, 2020
Scroll through time ↕

02 / CATCH UP

The conversation now

Popular stories, with attention fading over roughly two weeks.

Tokens too cheap to meter↗ jyn.dev · HN · 227 comments · 353 points · Sep 23, 2026
US Revokes Limits on Power Plants' Climate Pollution↗ text.hrw.org · HN · 266 comments · 261 points · Sep 20, 2026
Google will buy half the electricity from one of Finland's nuclear power plants↗ bbc.com · HN · 360 comments · 379 points · Sep 11, 2026
Hitachi launches CO2 heat pump water heaters with solar-friendly tariff controls↗ pv-magazine.com · HN · 296 comments · 322 points · Sep 09, 2026
'Offensively cheap': solar power is looking up↗ ft.com · HN · 81 comments · 65 points · Sep 14, 2026

03 / GO DEEPER

Follow your curiosity

Find a particular story, revisit a year, or see what resonated.

Highest rated · the last 30 days

Google will buy half the electricity from one of Finland's nuclear power plants↗ bbc.com · HN · 360 comments · 379 points · Sep 11, 2026
Tokens too cheap to meter↗ jyn.dev · HN · 227 comments · 353 points · Sep 23, 2026
Hitachi launches CO2 heat pump water heaters with solar-friendly tariff controls↗ pv-magazine.com · HN · 296 comments · 322 points · Sep 09, 2026
US Revokes Limits on Power Plants' Climate Pollution↗ text.hrw.org · HN · 266 comments · 261 points · Sep 20, 2026
Carbon-aware electricity pricing, measured daily on 38 grids↗ carbonawarepricing.com · HN · 88 comments · 88 points · Sep 04, 2026
1M+ German households have hung solar panels off their balcony railings↗ spacedaily.com · HN · 22 comments · 72 points · Sep 10, 2026
'Offensively cheap': solar power is looking up↗ ft.com · HN · 81 comments · 65 points · Sep 14, 2026
Alberta (Canada) slaps punitive tax on solar panels↗ albertapolitics.ca · HN · 77 comments · 64 points · Sep 06, 2026
Sweden pauses Denmark power cable over EU grid rules↗ nordiskpost.com · HN · 60 comments · 57 points · Sep 02, 2026
California Lawmakers Pass Plug-In Solar Bill↗ nytimes.com · HN · 5 comments · 34 points · Sep 01, 2026

10 stories shown.

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