Lenz has verified thousands of claims across science, politics, health, tech, and more. These are the topics people are checking most.
838 published verifications avg. score 4.6/10 275 rated true or mostly true 545 rated false or misleading
“Venezuelan nationals died in the sinking of the RMS Titanic in April 1912.”
No credible evidence supports the claim that Venezuelan nationals died in the Titanic sinking. Over a dozen independent sources drawn from official passenger manifests, British Board of Trade records, and the 1912 inquiry find zero Venezuelan nationals aboard. The sole source naming Venezuelan victims is a low-authority blog that provides no primary documentation, and one of its named individuals appears to be a misidentification of a known American survivor, Thomas Drake Martínez Cardeza.
“An iguana caused a power outage affecting the state of Anzoátegui, Venezuela.”
The claim is rooted in a real April 2010 incident in which Venezuela's state electricity company, Corpoelec, blamed an iguana for a power outage in Anzoátegui — but it overstates both the certainty and the scope. No independent source verified the iguana as the actual cause; the attribution is widely characterized as political scapegoating for systemic grid failures. The documented outage affected "10 sectors," not the entire state, making the unqualified phrasing materially misleading.
“Australian magpies frequently engage in swooping attacks on humans during their nesting season, which occurs between September and November.”
While Australian magpie swooping is a real and well-documented nest-defense behavior during spring, the claim overstates both its frequency and its timing. Peer-reviewed research and BirdLife Australia indicate fewer than 10% of male magpies actually swoop humans, making "frequently" a significant exaggeration at the species level. Multiple authoritative sources place the core swooping window as August to October, not September to November as stated, meaning the claim's timeframe is shifted roughly one month later than the evidence supports.
“Transformational leadership is particularly effective in high-dynamic environments that require organizational culture change, staff inspiration, and the introduction of innovations.”
The research literature broadly supports that transformational leadership is effective in dynamic environments for driving culture change, inspiration, and innovation — but the claim slightly overstates its scope. Peer-reviewed evidence shows the positive effects on innovation strengthen under environmental uncertainty, though they operate through intermediary mechanisms like organizational resilience rather than directly. Notably, some charismatic dimensions central to "staff inspiration" are less universally effective across all employees, and effectiveness may vary by the degree of environmental dynamism.
“Rwandan President Paul Kagame was denied a visa to enter the United States in April 2026.”
No credible evidence supports the claim that Paul Kagame was denied a U.S. visa in April 2026. The U.S. Department of State explicitly stated in March 2026 that Kagame was not among Rwandan officials targeted by visa restrictions. The claim originates from low-credibility YouTube videos and a minor outlet, none of which provide documentary proof such as a denial notice or official U.S. confirmation. General diplomatic pressure on Rwanda does not equate to a personal visa denial for its president.
“The street vendor who served jhalmuri to Indian Prime Minister Narendra Modi during a public appearance was allegedly a Special Protection Group (SPG) personnel operating in disguise.”
No credible evidence supports the allegation that the jhalmuri vendor was a disguised SPG operative. The claim originates from a political accusation by West Bengal Chief Minister Mamata Banerjee during an active election campaign. Multiple independent news outlets have identified the vendor as a civilian migrant worker from Bihar who publicly denied any SPG affiliation. The Hindu explicitly notes the allegation remains unverified, and the government's official account makes no mention of any such operation.
“The Bihar state government has introduced a scheme providing ₹1 lakh financial incentive to couples who enter into inter-caste marriages.”
Bihar does operate an inter-caste marriage incentive scheme providing ₹1 lakh, confirmed by the official Government of India myScheme portal and multiple credible news sources. However, the scheme originated in 1979 and was revised to ₹1 lakh in 2015, so describing it as newly "introduced" is imprecise. Additionally, separate programs or proposals involving ₹2.5 lakh exist under different departments, meaning the incentive landscape is more complex than the claim suggests.
“The Bhil tribal community in Rajasthan staged major armed uprisings against British colonial authorities and Rajput landlords in 1872–74 and 1881–82.”
Bhil communities in Rajasthan did stage armed resistance against colonial-backed authorities and Rajput feudal structures in both 1872–74 and 1881–82, as documented by multiple academic and educational sources. However, the characterization of these events as "major armed uprisings" overstates their scale and coordination. The episodes were geographically fragmented across separate princely states — the 1872–74 Banswara rebellion and the 1881–82 Mewar/Udaipur revolt — rather than a unified movement, and British involvement was indirect through paramountcy over princely states.
“The European Union banned antibacterial growth promoters in poultry and livestock feed in 2006 due to public health concerns.”
The EU did enact a comprehensive ban on antibiotics used as growth promoters in animal feed, effective January 1, 2006, driven by public health concerns about antimicrobial resistance. This is confirmed by the European Commission's own press release, peer-reviewed literature, and independent policy analyses. The 2006 ban was the final step in a phased process that began with partial bans in 1997 and 1999, but the claim's characterization of a 2006 ban remains accurate.
“Negro Willy supported Daniel Noboa's campaign in 2023.”
The evidence shows only that Negro Willy publicly claimed to have supported Daniel Noboa's 2023 campaign — not that he actually did so. All sources reporting the alleged support trace back to a single interview with a criminal figure who may have strategic legal motives for the claim. Independent fact-checking outlets found no corroboration in official campaign-finance records or voting patterns. Presenting the allegation as established fact materially distorts the available evidence.
“Platelet indices can be used to monitor the progression and outcomes of sepsis, including recovery or death, in neonates and children.”
A large body of observational studies and meta-analyses consistently shows that platelet indices (MPV, PDW, PCT, and their ratios) differ significantly between survivors and non-survivors in neonatal and pediatric sepsis, supporting the claim's core assertion. However, the overall certainty of evidence has been rated "very low" by at least one meta-analysis, discriminatory performance is modest (e.g., AUC of 0.708 for PDW), and no major clinical guidelines currently endorse these indices as standard monitoring tools. The claim is directionally accurate but overstates clinical readiness.
“As of April 2026, the World Health Organization has classified oral contraceptives (birth control pills) as Group 1 carcinogens, indicating sufficient evidence of a link to cancer, particularly breast and cervical cancers.”
The claim contains a factual core but overgeneralizes and misattributes in ways that materially distort the picture. IARC — the WHO's cancer research agency, not the WHO itself — classified specifically combined estrogen-progestogen oral contraceptives as Group 1 carcinogens, not all "birth control pills." Progestogen-only pills carry a different, lower classification. The claim also omits that these same pills have well-documented protective effects against ovarian and endometrial cancers, presenting a one-sided risk profile.
“A 2024 study by Christian Mubofu found that the majority of respondents in private tertiary schools in Koronadal City, South Cotabato, are satisfied with library services, but identified Internet/Wi-Fi access, inadequate books, and computers as critical areas needing urgent improvement.”
No verifiable 2024 study by Christian Mubofu on library services in Koronadal City, South Cotabato, can be found in any academic database. Mubofu's only confirmed library-related research is a 2020 study conducted in Dar es Salaam, Tanzania, with no connection to the Philippines. While other 2024 studies do report similar satisfaction-and-gaps patterns in library services, thematic plausibility does not establish the existence of this specific attributed study. The claim appears to fabricate the author-location-findings combination.
“Nike's direct-to-consumer digital strategy was primarily motivated by the goal of reclaiming customer data that had previously been captured by third-party retail partners.”
Customer data reclamation was a significant and frequently cited benefit of Nike's DTC digital strategy, but characterizing it as the "primary" motivation overstates the evidence. Nike's own SEC filings and multiple high-authority analyses consistently present data access as one of several co-equal drivers alongside higher profit margins, brand control, and deeper consumer relationships. The claim's framing elevates one important factor while omitting equally prominent strategic motivations, distorting the full picture of Nike's DTC pivot.
“Under tort law, the practical necessity of identifying a registered owner does not, by itself, make that registered owner the substantive tortfeasor liable for the underlying wrong.”
The principle stated in the claim is well-established across tort law. Primary legal authorities—including state statutes, federal appellate decisions, and academic scholarship—consistently hold that tort liability depends on fault, control, permission, agency, or a specific vicarious-liability doctrine, not on the mere administrative act of identifying a registered owner. While some jurisdictions treat registration as prima facie evidence that can shift the burden of proof, this rebuttable presumption is procedural, not a determination of substantive tortfeasor status.
“The Go programming language (Golang) supports the use of weak pointers.”
Go does support weak pointers as of version 1.24, released in February 2025, through the public standard-library package `weak`. Official release notes, the Go blog, and package documentation all confirm this feature. However, the claim omits that the `weak` package is explicitly labeled experimental, meaning its API may change in future releases, and that weak pointers were not available in earlier Go versions.
“A 17-year-old wild lioness survived for 5 years after losing her sight, despite blindness typically being fatal for wild predators.”
The general concept of a blind wild lioness surviving through social support is ecologically plausible and consistent with peer-reviewed research, but the specific details of this claim — a 17-year-old lioness named Josie surviving 5 years blind at Addo Elephant National Park — are supported only by low-authority viral sources (lifestyle blogs, meme sites, YouTube). The one peer-reviewed source documents a different case in the Serengeti, not the lioness described here. The precise factual details remain unverified by any credible independent source.
“Nuclear waste remains radioactive for thousands of years and requires continuous isolation and monitoring to prevent harm to people and the environment, according to Natural Resources Canada (2024).”
The scientific core of this claim is well-supported: high-level nuclear waste does remain radioactive for thousands of years and requires long-term isolation to protect people and the environment, consistent with Natural Resources Canada's published positions (including a December 2024 policy document). However, the claim overstates by using "continuous" monitoring — deep geological repositories are designed to be passively safe without perpetual active controls — and implies all nuclear waste categories require millennia of isolation, when low-level waste requires only centuries.
“As of April 2026, Hong Kong's recycling system has a sorting accuracy of approximately 45%.”
No credible source supports the existence of a system-wide "sorting accuracy" metric of approximately 45% for Hong Kong's recycling system. Official Hong Kong Environmental Protection Department data reports an MSW recovery rate of 34% in 2024 — a fundamentally different measure from sorting accuracy. Where sorting accuracy is discussed in the evidence, it refers to specific technologies achieving 96%, not a system-wide figure. The claimed 45% figure appears to be fabricated or conflated with unrelated metrics.
“Colossal Biosciences is attempting to revive the woolly mammoth through genetic engineering.”
Multiple independent, high-authority sources — including AP News, Chemical & Engineering News, Forbes, and KNKX — confirm that Colossal Biosciences is actively pursuing woolly mammoth de-extinction through CRISPR-based genetic engineering. The company has demonstrated concrete milestones, such as engineering mammoth traits into mice, and has stated plans to edit Asian elephant genomes toward a mammoth-like animal. The claim describes an ongoing attempt, not an achieved result, and is well-supported by the evidence.
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