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Science News Archive 2026 - Page 436


Page 436 of 518

Study shows marine plastic pollution alters octopus predator-prey encounters

A study published in the Journal of Experimental Marine Biology and Ecology found that exposure to oleamide, a chemical additive in plastics, caused immediate changes in octopus prey choice and interactions with predators. The effects persisted for at least three days, suggesting a lasting impact on marine behavior and ecosystem dynamics.

SourceFlorida Atlantic University·JournalJournal of Experimental Marine Biology and Ecology·TypeExperimental study·DateFeb 24, 2026

A parasitic origin for the ribosome?

Researchers suggest ribosomes may have originated from a viral parasite, proposing a proto-ribosome that assembled small molecules into useful products. This theory implies that the evolution of the ribosome was influenced by its initial parasitic nature.

SourcePNAS Nexus·JournalPNAS Nexus·DateFeb 24, 2026

Night lights can structure ecosystems

A study found that night lights affect two marine crustaceans differently, with Ligia laticarpa occurrence correlated to higher nighttime light intensity and Ligia furcata reduced activity under artificial lights. Night lights can structure ecosystems by acting as a barrier between lineages, potentially reducing gene flow.

SourcePNAS Nexus·JournalPNAS Nexus·DateFeb 24, 2026

MambaAlign fusion framework for detecting defects missed by inspection systems

Researchers developed an efficient system to detect subtle defects missed by existing inspection systems. The MambaAlign framework captures long-range and orientation-aware context using state-space refinement, achieving improved localization and detection accuracy without excessive computational overhead.

SourceShibaura Institute of Technology·JournalJournal of Computational Design and Engineering·TypeComputational simulation/modeling·DateFeb 24, 2026

Global warming and heat stress risk close in on the Tour de France

A recent study analyzing 50 years of climate data shows that the Tour de France has so far avoided extreme heat conditions, but the risk is increasingly high. The researchers found that regions like Paris and Lyon are becoming new heat stress hotspots, highlighting the need to adapt schedules, routes, and safety protocols.

SourceBarcelona Institute for Global Health (ISGlobal)·JournalScientific Reports·TypeObservational study·DateFeb 24, 2026

New study reveals early healthy eating shapes lifelong brain health

A new study reveals that a high-fat, high-sugar diet during early life can lead to long-lasting changes in feeding behavior and disrupt brain pathways involved in appetite control. However, targeting the gut microbiota with specific strains of beneficial bacteria or prebiotic fibers may help mitigate these effects.

SourceUniversity College Cork·JournalNature Communications·TypeRandomized controlled/clinical trial·DateFeb 24, 2026

New technology reveals hidden DNA scaffolding built before life ‘switches on’

Researchers have discovered a sophisticated 3D scaffold of DNA being built before the genome fully awakens, controlling gene expression and preventing developmental defects. The breakthrough technology, Pico-C, enables high-resolution mapping of the genome's shape, shedding light on its role in human health.

Beating cancer by eating cancer

A research team has engineered bacteria capable of consuming tumours from the inside out, using a novel tool for cancer treatment. The bacteria, Clostridium sporogenes, are designed to multiply in oxygen-free environments found in solid tumours, where they can effectively target and destroy cancerous cells.

SourceUniversity of Waterloo·JournalACS Synthetic Biology·DateFeb 24, 2026

Lithium and sodium-ion technologies are more closely linked than assumed

A recent study published in Nature Energy found that switching to a new battery technology does not automatically open the door to new market players due to established companies' structural advantages. The researchers analyzed over 15,000 patents and found significant knowledge transfer between lithium-ion and sodium-ion batteries.

SourceUniversity of Münster·JournalNature Energy·TypeData/statistical analysis·DateFeb 23, 2026

More trees where they matter, please

A new study reveals disparities in urban shade levels, leading to greater health risks and exacerbating the 'heat island' effect in cities. Wealthier neighborhoods tend to have more trees, resulting in better shade provision for pedestrians, highlighting a consistent link between wealth and neighborhood tree abundance.

SourceMassachusetts Institute of Technology·JournalNature Communications·DateFeb 23, 2026

Humanity’s oldest geometries, engraved on ostrich eggs

Researchers discovered that ancient humans used geometric principles to create organized and coherent patterns on ostrich eggshells, dating back over 60,000 years. The study suggests that this ability to organize visual space according to abstract principles is a key indicator of the emergence of abstract thought in human evolution.

SourceUniversità di Bologna·JournalPLOS One·TypeObservational study·DateFeb 23, 2026

Genes meet biomarkers: A new roadmap for newborn screening

A new roadmap for newborn screening combines genetic sequencing with traditional biomarker-based testing to enhance early detection of treatable neonatal disorders. The framework covers 154 disease-associated genes across 67 inherited metabolic disorders, reducing false positives and false negatives while accelerating diagnosis and int...

SourceZhejiang University·JournalWorld Journal of Pediatrics·DateFeb 23, 2026

Novel markers of brain blood flow and oxygenation may offer early clues to Alzheimer’s risk

Researchers found that noninvasive measures of brain blood flow and oxygenation are associated with hallmark brain changes in older adults with and without cognitive impairment. Higher values on these indicators were linked to lower levels of amyloid plaques and larger hippocampal volume, indicating a lower risk of Alzheimer's disease.

SourceKeck School of Medicine of USC·TypeExperimental study·DateFeb 23, 2026

A depression treatment that once took eight weeks may work just as well in one

Researchers found that a condensed brain stimulation therapy, known as '5x5' TMS, produced comparable results to the standard six-week course of treatment. Patients who showed little improvement immediately after finishing their five-day course still benefited significantly in the weeks that followed.

SourceUniversity of California - Los Angeles Health Sciences·JournalJournal of Affective Disorders·TypeExperimental study·DateFeb 23, 2026

Zero-alcohol ads hook teens

A study of 382 adolescents aged 15–17 found that zero-alcohol advertisements significantly increased their intentions to try full-strength versions. Teenagers who liked the ads showed more positive attitudes toward the brands and clearer intentions to drink.

SourceFlinders University·JournalDrug and Alcohol Review·TypeSurvey·DateFeb 23, 2026

Human liver tissue cell architecture reconstructed in 3D at a cellular level

Researchers create detailed 3D reconstructions of human liver tissue, comparing healthy and cirrhotic livers, showing dysregulation of metabolite transport, reduced specialized cells, and disruption of vascular networks. The study highlights the importance of understanding organ structure for bioprinting artificial organs.

Creativity feels great — until tomorrow

A new study published in The Journal of Positive Psychology found that creativity improves daily well-being, but professional creatives experience a 'creative hangover' with more negative emotions the next day. This research challenges the idea that creativity is always good for mental health.

SourceThe Graduate Center, CUNY·JournalThe Journal of Positive Psychology·TypeContent analysis·DateFeb 23, 2026

Decision-making nudges improve racial equity in academic promotion

A study published in Nature Communications found that evaluating multiple candidates simultaneously reduces racial disparities in promotion and tenure decisions. This structural change increases Black and Hispanic faculty members' promotion chances by 16.2%, effectively eliminating racial disparities at the department level.

SourceUniversity of California - Merced·JournalNature Communications·TypeData/statistical analysis·DateFeb 23, 2026

The International Society for Stem Cell Research honors Dr. Allen Eaves and the late Dr. Connie Eaves with the 2026 ISSCR Lifetime Achievement Award

The International Society for Stem Cell Research has awarded the 2026 ISSCR Lifetime Achievement Award to Dr. Allen Eaves and late Dr. Connie Eaves, recognizing their groundbreaking work on blood stem cell biology, leukemia, and cancer stem cells. Their research and mentorship have profoundly influenced the field of stem cell science.

Team creativity emerges as catalyst for high-quality primary patient care, lower burnout, and greater job satisfaction

A new study by Columbia University's Mailman School of Public Health reveals that team creativity is a powerful driver of well-being and effectiveness in primary care. The research found that higher levels of team creativity are associated with greater job satisfaction, lower burnout, and improved patient care.

SourceColumbia University's Mailman School of Public Health·JournalHealth Care Management Review·DateFeb 23, 2026

You don't need to be very altruistic to stop an epidemic

Researchers used mathematical modeling to find that even people with minimal concern for others would choose to self-isolate when sick, suppressing diseases in the long-term. The study suggests that only a small amount of altruism is needed to achieve indefinite suppression as an alternative to herd immunity.

SourceUniversity of Warwick·JournalProceedings of the National Academy of Sciences·TypeComputational simulation/modeling·DateFeb 23, 2026

Quantencomputers go high-dimensional

Researchers have achieved a crucial building block for new quantum computers by realizing a novel type of quantum logic gate that works with pairs of photons in four different states, enabling new opportunities for optical quantum computing. This milestone opens up possibilities for faster calculations and improved stability.

SourceVienna University of Technology·JournalNature Photonics·TypeExperimental study·DateFeb 23, 2026

MIT study reveals climatic fingerprints of wildfires and volcanic eruptions

Scientists detected statistically significant changes in global atmospheric temperatures in response to three major natural events: Mount Pinatubo, Australian wildfires, and Hunga Tonga eruption. The study's findings suggest that these events may not have played a role in the acceleration of global surface warming in recent years.

SourceMassachusetts Institute of Technology·JournalProceedings of the National Academy of Sciences·DateFeb 23, 2026