Accurate information is the foundation of a functioning democracy
A worldwide network of scientists sorting fact from fiction.
Our goal is to empower readers to discern trustworthy news.
Insights
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If CO2 is 0.04% of Earth’s atmosphere, how does it cause climate change?
Common air pollutants – such as sulfur dioxide, or ozone – reach unsafe levels for humans at just a few micrograms (millionths of a gram) per cubic meter, or just a few parts per billion, far less than the percentage of CO2 in the atmosphere. Thanks to how the greenhouse effect works, a little CO2 can cause a lot of heating.
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Are grid battery storage systems fire-prone? Early data suggests their fires are rare
Grid batteries can catch fire, but these fires are becoming less common as more grid batteries are built.
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Myths about weather control and geoengineering: here’s what you should know
Humans cannot control Earth’s weather with technology at a large scale – even at smaller scales, our capabilities are extremely limited. Humans can, however, have a long-term influence on weather through climate change by emitting greenhouse gases.
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Recent Reviews
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UnsupportedSouth Korea study does not show COVID-19 vaccines weaken immune system
Claim:
South Korea study shows COVID-19 vaccines “eroded immune function across an entire country—and likely the entire globe”
Source: Vigilant Fox, X/Twitter, The Focal Points, Nicolas Hulscher, 2025-11-11 -
UnsupportedMore research needed to determine if vitamin D helps treat fibroids
Claim:
“Number 1 vitamin to help shrink fibroids” is vitamin D
Source: TikTok, Eric Berg, Social media users, 2024-05-24 -
MisleadingSouth Korea study isn’t evidence that COVID-19 vaccines cause cancer
Claim:
South Korea study shows COVID-19 vaccines increase the risk of cancer
Source: Vigilant Fox, Twitter/X, YouTube, Children's Health Defense, Michael Nevradakis, Nicolas Hulscher, John Campbell, 2025-10-07 -
MisleadingSignificant flaws in Henry Ford study used to claim childhood vaccines cause harm
Claim:
Unpublished study from Henry Ford Health System shows unvaccinated children are healthier
Source: X/Twitter, Aaron Siri, Nicolas Hulscher, Marjorie Taylor Greene, 2025-09-09 -
Lacks contextDo renewables need a second grid?
Chris Wright’s claims that renewables require to maintain a second grid and are always more expensive leave out crucial context about how electric grids work.
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InaccurateNo, the ocean is not ‘cooling’, contrary to viral claims – it’s been warming at an accelerating rate
Claim:
Global ocean temperatures have been cooling, proving there is no global warming.
Source: X/Twitter, Peter Clack, 2025-07-20
Analyses & Investigations
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Insights from 8 Months of Monitoring Climate Misinformation on French TV and Radio: Scale and Narratives
529 cases of misleading or false claims were detected between January and August 2025, with the number of incidents tripling during the summer months.
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What our first measurement says about disinformation on major platforms in Europe
Across platforms, accounts that have repeatedly shared misinformation receive more interactions per post per followers than high-credibility accounts; LinkedIn being the exception.
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What you see is (not) what you get: genAI-powered scams on Vinted
Deceptive accounts use idealized AI images to portray fast fashion as high-quality vintage items, misleading buyers into paying inflated prices.
News & events
press
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TV5 Monde
Climate: How to combat disinformation? (64′ Debate)
(translated from French) Beyond the denial of climate science itself, an increasing amount of misinformation targets solutions to curb climate change, such as renewable energies, electric vehicles, and policies to reduce greenhouse gas emissions.
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Euronews
Exclusive: Elon Musk’s X fails to deal with Russian disinformation, breaching EU rules, study says
Terroille said another Russian method is to fabricate pages that look like well-known Western media outlets and spread them on X.
He added that fake news about public health and misinformation about COVID-19 vaccines are still running, among other topics, such as misinformation about the environment and are “absolutely weaponised” by Russia.
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Le Monde
Climate disinformation thrives in some of the French audiovisual media
(Translated from French) Climate disinformation is no longer the sole domain of social networks but is also becoming ‘normalized’ in a part of the French audiovisual media. This is the main conclusion of a study published by Science Feedback, Data for Good and QuotaClimat, three non-governmental organizations (NGOs) specializing in the analysis of media coverage of ecological issues.
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Euronews
Not just social media: Report claims mainstream French media is spreading climate disinformation
This is the first comprehensive, data-driven evidence that climate disinformation is widespread not just on social media but also in the mainstream media. The news we read and digest actively shapes public understanding and trust, so knowing what information is being shared is crucial.