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Browse the failure-mode index

21,252 real negative results, null findings, and replication failures. Search the index →

WASTE indexes published research — it does not host or republish full papers. Each entry is a metadata record compiled from open scholarly databases; the abstract is shown in full only where the paper is openly licensed, otherwise a short excerpt under fair use. Classifications are automated and approximate.

Negative / Null Result Report

Affordance and ability

Jean-Marie Marandin · 2011 · Belgian Journal of Linguistics

This paper addresses epistemological issues raised by the use of elicited data in linguistic analyses. A common suspicion raised by experimental settings is this: participants in the lab do not replicate their everyday use of language, due…

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Negative / Null Result Report

Does First Metatarsal Head Lowering During Minimally Invasive Chevron Akin Osteotomy Yield No Significant Difference in Patient-reported Outcomes Compared With Second Distal Metatarsal Minimally Invasive Osteotomy for Treating Intractable Plantar Keratosis?

Jun Young Choi, Young Yi, Seung Myung Choi et al. · 2026 · Clinical Orthopaedics & Related Research

Background Hallux valgus is a common forefoot deformity that alters forefoot loading and often leads to secondary complications such as intractable plantar keratosis beneath the second metatarsal head. Although the link between hallux…

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Negative / Null Result Report

Video gamers demonstrate superior bronchoscopy skills among beginners

Masafumi Shimoda, Yoshiaki Tanaka, Kozo Morimoto et al. · 2024 · Scientific Reports

Abstract While previous research has explored the connection between video gaming and medical procedures, studies on the connection between video gaming and bronchoscopy techniques are lacking. This study aimed to investigate how video…

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Negative / Null Result Report

Significant Effect of Vacuum Bagging Processing on Inter-Laminar Shear Strength and Voids of Composite in Oven Cure

Nur Hafzareen Md Hanafiah, Abdul Rahim Othman, Mark Ovinis · 2024 · Journal of Advanced Research in Applied Sciences and Engineering Technology

Autoclave had been constrained to longer time consumption, higher production costs and excessive residual stress. The challenges regarding with out-of-autoclave (OOA) cure involved the need to devise the techniques in preserving high…

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Negative / Null Result Report

Some results on q-difference equations

Junchao Zhang, Gang Wang, Junjie Chen et al. · 2012 · Advances in Difference Equations

Abstract In this paper, we consider the q -difference analogue of the Clunie theorem. We obtain there is no zero-order entire solution of f n ( z ) + ( ∇ q f ( z ) ) n = 1 when n ≥ 2 ; there is no zero-order transcendental entire solution…

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Negative / Null Result Report

Thyroid fine-needle aspiration cytology: malignancy rate in the category of indeterminate significant atypia/indeterminate significant follicular lesion

Neslihan Kaya Terzi, Tolga Terzi · 2024 · Annals of Saudi Medicine

BACKGROUND: Fine needle aspiration cytology (FNAC) is a standard preoperative diagnostic modality for thyroid nodules. The Bethesda Thyroid Cytopathology Reporting System (TBSRTC) defines the FNAC atypia group as atypia of undetermined…

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Failed Experiment Report

China’s Failed Imperial Outreach to Taiwan

GUNTER SCHUBERT · 2026 · Issues & Studies

This paper examines China’s imperial outreach to Taiwan. It first traces a set of imperial practices being pursued under Xi Jinping, which aim to establish dependencies in Taiwan and other areas in China’s near and far peripheries. It then…

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Negative / Null Result Report

On zeros and growth of solutions of complex difference equations

Min-Feng Chen, Ning Cui · 2021 · Advances in Difference Equations

Abstract Let f be an entire function of finite order, let $n\geq 1$ n ≥ 1 , $m\geq 1$ m ≥ 1 , $L(z,f)\not \equiv 0$ L ( z , f ) ≢ 0 be a linear difference polynomial of f with small meromorphic coefficients, and $P_{d}(z,f)\not \equiv 0$ P…

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Negative / Null Result Report

No significant effect of frequent online sexual behaviour on Pavlovian-to-instrumental transfer (PIT): Implications for compulsive sexual behaviour disorder

Timothy J. Wells, Lucie Krejčová, Jakub Binter et al. · 2022 · PLOS ONE

Reward based learning is broadly acknowledged to underpin the development and maintenance of addictive behaviour although the mechanism in sexual compulsivity is less understood. Using a Pavlovian-to-Instrumental Transfer (PIT) task we…

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Negative / Null Result Report

Bad Timing and Ulysses' s Failed Jokes

Marian Eide · 2013 · Novel

James Joyce's Ulysses is punctuated by bad jokes. While the novel is itself comedic, the scripted rhetoric of humor throughout the narrative fails, revealing fractures in an Irish community divided by shared colonial experience. Good jokes…

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Negative / Null Result Report

The “Mnemonic Time-Travel Effect”

Laura Mieth, Raoul Bell, Axel Buchner · 2019 · Experimental Psychology

Abstract. This registered report aims at replicating the so-called “mnemonic time-travel” effect. Aksentijevic, Brandt, Tsakanikos, and Thorpe (2019) reported that memory was improved when their participants experienced backward motion…

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Negative / Null Result Report

Sildenafil does not have a significant effect on the portal vein velocity, cross-sectional area, and congestion index in the dog

Christopher R. Tollefson, Marc A. Seitz, Claudio C. Natalini et al. · 2022 · Frontiers in Veterinary Science

In veterinary medicine, sildenafil is most frequently used to treat pulmonary hypertension, but has also been investigated and used as a treatment for congenital megaesophagus and ischemic infarcts. With the increasing use, the effects of…

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Negative / Null Result Report

Immature oocyte proportion in a cohort led to poor embryo development but did not reduce clinical pregnancy rate

Nining Handayani, Ayu Mulia Sundari, Tri Aprilliana et al. · 2024 · Middle East Fertility Society Journal

Abstract Purpose This study aimed to evaluate the effects of immature oocyte proportion in a cohort on both IVF laboratory and clinical outcomes. Materials and methods This retrospective cohort study took place at Morula IVF Jakarta Clinic…

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Negative / Null Result Report

Preliminary study does not demonstrate SARS-CoV-2 infection in bats from Oaxaca, México during the Covid-19 pandemic

Itandehui Hernández-Aguilar, Luis Román Ramírez-Palacios, Consuelo Lorenzo et al. · 2024 · Therya Notes

The SARS-CoV-2 virus is the etiological agent of the 2019 coronavirus disease that caused the COVID-19 pandemic. This virus has achieved sustained transmission across human populations; however, since 2020, reverse zoonotic contagion…

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Negative / Null Result Report

Mental distress in subjects who did, or did not, move from rural Sami core areas to cities in Norway: The impact of Sami ethnicity

Astrid Eriksen, Marita Melhus, Bjarne Koster Jacobsen et al. · 2021 · Socialmedicinsk tidskrift

The aim of the study was to compare the level of mental distress of Sami and non-Sami residents in rural Sami core areas with that of people who have moved from these areas to cities in Norway. Previous research on mental health among the…

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