19,840 real negative results, null findings, and replication failures · Negative / Null Result Report. 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.
Howes MT, King J, Rosengren RJ · 2025 · Nutrients
Background/objectives Metabolic (dysfunction)-associated steatotic liver disease (MASLD), the hepatic consequence of metabolic syndrome, affects 30% of the global population. Studies in animals and humans investigating the effect of…
View details →Taylor LM, Parsons J, Moyes SA et al. · 2024 · Journal of the American Medical Directors Association
Objectives To investigate the effect of an exercise program on falls in intermediate and high-level long-term care (LTC) residents and to determine whether adherence, physical capacity, and cognition modified outcomes. Design Randomized…
View details →Xu H, He Y · 2026 · BMC psychology
BACKGROUND: Interparental relationship quality and attachment are theorized to be associated with young adults’ marital attitudes, yet evidence in Chinese cultural contexts is mixed. We tested whether interparental conflict versus divorce…
View details →Weilnhammer V · 2024 · Neuroscience of consciousness
The neurobiology of conscious experience is one of the fundamental mysteries in science. New evidence suggests that transcranial magnetic stimulation of the parietal cortex does not modulate bistable perception. What does this mean for the…
View details →Ramaswamy A, Yamamori Y, Vivekananda U et al. · 2026 · Computational psychiatry (Cambridge, Mass.)
Anhedonia, a transdiagnostic symptom marked by diminished reward sensitivity, is often linked to impairments in reinforcement learning (RL). Standard tasks (e.g., the 4-arm bandit) can place substantial demands on participants and may blur…
View details →Burkard T, Holmberg D, Thorell A et al. · 2022 · Surgery for obesity and related diseases : official journal of the American Society for Bariatric Surgery
Background Obesity is considered a risk factor for cataracts. The association between weight loss and a cataract among patients with obesity has not been assessed to date. Objectives To assess the association between weight loss following…
View details →Cassar A, Hobbs A, Anttila-Hughes J et al. · 2026 · PNAS nexus
A consistent finding regarding human societies is that higher temperatures lead to antisocial behavior, including more crime, violence, aggression, and civil conflict. A large body of research documents this relationship at the societal…
View details →Li ZL, Zou YW, Jia PW et al. · 2026 · Food science & nutrition
Growing research implicates the diet-microbiota-joint axis plays a key role in joint health. The Dietary Index for Gut Microbiota (DI-GM) is a novel metric evaluating dietary effects on microbial communities, yet its potential link to…
View details →Wu J, Hang R, Xin P et al. · 2026 · Brain sciences
Background: Proficient second language (L2) reading relies on complex neurocognitive processes. Neuroimaging studies have identified key brain regions recruited during L2 reading, including the left inferior parietal lobule (LIPL) and the…
View details →Rajaraman R, Kassaye I, Sharma SS et al. · 2026 · Antimicrobial agents and chemotherapy
The aim of this study was to determine the antiamoebic efficacy of povidone-iodine when used as an adjunct to topical biguanide therapy for Acanthamoeba keratitis. Patients with smear- or culture-positive Acanthamoeba keratitis received…
View details →Makin AD, Rahman A, Bertamini M · 2020 · Preprint
Previous work has shown that symmetrical or regular stimuli are judged as lasting longer than asymmetrical or irregular ones, even when actual duration is matched. This effect has been replicated with different methods and stimuli types,…
View details →Pinto R, Ferreira R, Alves P et al. · 2025 · Healthcare (Basel, Switzerland)
Background : Healthcare-associated infection drives morbidity and unplanned hospital use in haemodialysis. We aimed to determine whether an adapted British Renal Society Infection Risk Screening Tool, applied during a nurse-led vascular…
View details →Andrade G, Gamboa L, Campo-Redondo M · 2026 · Frontiers in psychology
Background Beliefs about free will are central to philosophical and scientific conceptions of agency, and experimental work suggests that weakening such beliefs can reduce honesty, self-control, and helping. Yet little is known about how…
View details →Chen C, Zhang W, Chu C et al. · 2026 · Gland surgery
Background Thyroid malignancies pose a significant global health burden, especially in women. Sex hormones are crucial for thyroid function, but their relationship with thyroid malignancy remains unclear. This study investigates the causal…
View details →Hamilton F, Mitchell RE, Constantinescu A et al. · 2023 · International journal of infectious diseases : IJID : official publication of the International Society for Infectious Diseases
Objectives Severe malaria remains a deadly disease for many young children in low- and middle-income countries. Levels of interleukin (IL)-6 have been shown to identify cases of severe malaria and associate with severity, but it is unknown…
View details →Oda T, Houshmand Chatroudi A, Yotsumoto Y · 2026 · Journal of vision
Flicker-induced time dilation refers to the robust illusion whereby temporally modulated visual stimuli are perceived as lasting longer than static stimuli. Although flicker-induced time dilation has been consistently demonstrated, it…
View details →Xu X, Zang X, Liu H et al. · 2026 · The Journal of international medical research
ObjectiveTo assess the causal effects of specific eating habits on ischemic stroke risk and functional outcomes using Mendelian randomization.MethodsThis two-sample Mendelian randomization study used genetic variants associated with 32…
View details →Lin WT, Yang JL, Lin CY et al. · 2026 · JAC-antimicrobial resistance
Objectives Among patients with daptomycin-resistant and vancomycin-resistant Enterococcus faecium bloodstream infection (BSI), the optimal definitive therapy is uncertain. We estimated the dose effect of daptomycin (≥11 mg/kg versus 8 to…
View details →Ünal K, Taş Torun Y, Erol ME et al. · 2026 · World journal of clinical pediatrics
Background Generalized anxiety disorder (GAD) is a prevalent psychiatric condition in children and adolescents, frequently linked to difficulties in daily functioning and academic performance. Increasing evidence suggests that immune…
View details →Liu Y, Lin H, Yu D et al. · 2026 · Ecology and evolution
Serotiny, a key fire-adaptive trait, enables certain plants to retain seeds in closed cones until triggered by fire, thus facilitating post-fire regeneration. Although serotiny has been observed in many species, the physiological and…
View details →McManus F, Pranata A, Simpson JA et al. · 2025 · International journal of sports physical therapy
Background/purpose Chronic low back pain affects how individuals bend. Whether pain self-efficacy, a term describing one's confidence in their ability to perform activities despite experiencing pain, affects how much people with chronic…
View details →Headrick KC, Pellegrini BA, Santiago EM et al. · 2026 · AoB PLANTS
Herbivory is particularly threatening to young plants that lack the resources needed to survive an attack. Seeds and seedlings should thus benefit greatly from using pre-attack cues to induce defence before damage. Locomotion mucus from…
View details →Schiff KJ, Schiff DS, Moy BJ et al. · 2025 · PNAS nexus
Does the implementation of external oversight in policing improve public perceptions of police legitimacy? Civilian review boards (CRBs) are frequently promoted as mechanisms to enhance the legitimacy of police agencies by providing…
View details →Li J, Jin T, Chi Y et al. · 2025 · Neuropsychiatric disease and treatment
Purpose Reducing electroconvulsive therapy (ECT)'s cognitive burden without compromising efficacy is critical. Although magnetic seizure therapy (MST) shows comparable symptom remission in schizophrenia, its neuroanatomical…
View details →Lee P, Li J, Rafiee Y et al. · 2025 · Scientific reports
Facial attractiveness influences important social outcomes and most studies investigating possible predictors of facial attractiveness have tested for effects of shape symmetry, averageness (i.e., the converse of distinctiveness), and…
View details →Torres-Banduc MA, Thapa RK, Pérez MA et al. · 2025 · Shoulder & elbow
Background The isokinetic shoulder profile is commonly used to assess injury risk in overhead sports. CrossFit athletes are vulnerable to shoulder injuries due to high-load, high-repetition demands. This exploratory study aimed to evaluate…
View details →Potter CE, Lew-Williams C · 2025 · Behavioral sciences (Basel, Switzerland)
It is a widely held belief that bilingual infants benefit from hearing each of their languages spoken by different people, as speakers could serve as a cue for separating the two languages. However, it is not yet known whether infants…
View details →Vilotijević A, Mathôt S · 2024 · Cerebral cortex (New York, N.Y. : 1991)
In brightness, the pupil constricts, while in darkness, the pupil dilates; this is known as the pupillary light response (PLR). The PLR is driven by all photoreceptors: rods and cones, which contribute to image-forming vision, and…
View details →Foulds C, Khudiakova V, Surtees ADR · 2026 · Scientific reports
Theory of mind is an important skill to function in society. There is evidence that anxiety can impair the ability to use this skill effectively; however, current research is inconclusive, uses heterogeneous measures of theory of mind, and…
View details →Niu D, Ye L, Gu X et al. · 2026 · Diabetology & metabolic syndrome
BACKGROUND: Although serum bilirubin levels have been linked to diabetic retinopathy (DR), their causal role remains uncertain. We aimed to assess the relationship between bilirubin levels and diabetic retinopathy (DR) using both…
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