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Science News Archive July 2026 - Page 2


Page 2 of 56

Indigenous territory maintains ecological stability amid agricultural expansion in the Brazilian savanna

A recent study reveals that the Pimentel Barbosa Indigenous Territory, home to the Xavante ethnic group, has maintained its environmental configuration amidst agricultural expansion and deforestation. The area, dominated by Cerrado vegetation, has been preserved despite surrounding areas being converted to soybean farming and livestock...

A study by the University of Granada links exposure to fungicides and insecticides to changes in the age of menarche

Researchers found that higher concentrations of a fungicide residue were associated with an earlier onset of the first period, while the presence of another compound derived from the insecticide chlorpyrifos was linked to a delayed onset. This study underscores the importance of endocrine disruptors in children's health and the need fo...

SourceUniversity of Granada·JournalEnvironmental Research·TypeObservational study·DateJul 31, 2026

Article collection on Additive Manufacturing

This collection features articles on Additive Manufacturing published in Smart Materials in Manufacturing. Key findings include biodegradability, biocompatibility, antibacterial properties, fatigue resistance, radiation shielding, and mechanical properties of various additively manufactured materials.

SourceKeAi Communications Co., Ltd.·JournalSmart Materials in Manufacturing·DateJul 31, 2026

A cooperative approach to reproductive success

Researchers explore the widespread occurrence of sperm conjugation across arthropods, a coordinated team effort that improves reproductive success. The study reveals how collective behavior influences fertility and opens new avenues for pest control by disrupting reproduction in harmful species.

SourceSyracuse University·JournalNature Communications·DateJul 31, 2026

Study detects, for the first time in Brazil, bacteria that cause a serious disease in farmed fish

For the first time in Brazil, scientists have detected bacteria that cause columnaris disease, a serious disease in farmed fish. The study found that six out of eleven isolated strains were of the Flavobacterium oreochromis species, infecting native Brazilian species such as tambaqui, pacu, and Amazon spotted catfish.

Scientists uncover how muscles preserve their repair cells

Scientists have discovered that TRF2, a protein previously known for protecting chromosome ends, plays a crucial role in preserving the identity of muscle stem cells and enabling their regenerative abilities. This new understanding may lead to the development of therapeutic strategies for muscular dystrophy and cancer research.

SourceUniversity of Pennsylvania School of Medicine·JournalScience Advances·TypeExperimental study·DateJul 31, 2026

Intermolecular asymmetric dearomative photocycloaddition of (benzo)furans with excited alkenes via cage-confined catalysis

A research team developed a method for intermolecular asymmetric dearomatizing photocycloaddition using chiral metal-organic cages, enabling precise control over regioselectivity, diastereoselectivity, and enantioselectivity. The reaction exhibited broad substrate generality and high yields.

Why smaller crumpled sheets carry larger loads

Researchers found that smaller crumpled sheets exhibit higher load-bearing capacity than larger ones, with denser internal ridge networks playing a key role. The team identified a universal evolution pathway governing the formation of ridges and junctions under compression.

SourceScience China Press·JournalNational Science Review·TypeComputational simulation/modeling·DateJul 30, 2026

Ancient smallpox genomes reveal how European colonisation brought the disease to the Americas

Researchers recovered and analyzed ancient viral DNA from a local community in northern Chile, revealing the strongest direct evidence linking European colonization to the introduction of smallpox to the Americas. The study shows that smallpox evolved in a way that allowed it to spread successfully with minimal adaptation.

SourceTrinity College Dublin·JournalScience·TypeExperimental study·DateJul 30, 2026

Global Virus Network with the support of the University of South Florida brings Florida high school students to the front lines of pandemic preparedness

Thirty high school students participated in the Global Guardians for Pandemic Preparedness program, gaining insights into virology, public health, and pandemic preparedness. The program showcased the growing partnership between GVN and USF, providing hands-on experiences at research laboratories, hospitals, and public health agencies.

Flexible working could help more women lead family businesses, researchers say

Research from the University of East London suggests that digital workplace innovation can support more women in leadership roles within family firms. The study argues that flexible digital working can enable women to contribute more visibly to leadership while balancing work and family life. Digital tools like Microsoft Teams can help...

SourceUniversity of East London·JournalStrategy and Leadership·TypeLiterature review·DateJul 30, 2026

Study reveals massive quantities of undeclared uranium are exported from the DRC

A study by University of Wisconsin-Madison and Princeton University has identified large quantities of undeclared uranium extracted, concentrated and exported from the DRC over the past 20 years. The researchers estimate that 2,000 to 5,000 metric tons of natural uranium were exported, posing significant environmental and health risks.

SourceUniversity of Wisconsin-Madison·JournalNature Communications·TypeComputational simulation/modeling·DateJul 30, 2026

New research identifies barriers transgender individuals face related to breast cancer risk

A new study by Boston University researchers identified critical barriers that influence healthcare professionals' integration of cancer risk evaluation in gender-affirming mastectomy care. Transgender patients lack clear information about their breast cancer risk before and after surgery, leading to delayed diagnoses at more dangerous...

SourceBoston University School of Medicine·JournalBreast Cancer Research and Treatment·TypeSurvey·DateJul 30, 2026

Living by the coast linked to worse midlife health

A new study published in BMJ Public Health found that people who live by the coast in midlife are more likely to have two or more diagnosed chronic conditions. The researchers attribute this to higher deprivation and selective migration patterns, where individuals with worse health tend to remain in or move to coastal areas.

SourceUniversity College London·JournalBMJ Public Health·TypeObservational study·DateJul 30, 2026

Stack of Bi2Se3/carbon films with pyramid interface for dual‑mode temperature–pressure sensing in aquatic environments

Researchers developed a single-material dual-mode sensor that operates natively in air and water, eliminating the need for waterproof encapsulation. The sensor achieves high sensitivity across a broad detection range and maintains complete signal decoupling between temperature and pressure variations.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeNews article·DateJul 30, 2026

Review: How heme converts environmental gases into cellular signals

A new review reveals that heme converts tiny chemical changes into larger biological responses, regulating functions from microbial metabolism to mammalian signaling. Labile heme, a small and dynamic fraction of heme, plays a crucial role in this process, allowing for finely tuned sensitivity to environmental conditions.

SourceNational Institutes of Natural Sciences·JournalBulletin of the Chemical Society of Japan·TypeLiterature review·DateJul 30, 2026