Reconstructing history of Chauvet-Pont d’Arc cave
Researchers report a chronology for Paleolithic human and animal occupation of the Chauvet-Pont d’Arc cave based on radiocarbon dates.
View ArticleHandwriting analysis hints at timing of Hebrew biblical texts
Analysis of inscriptions on ceramic shards excavated from a desert fortress in southern Judah provides insights into the composition of key biblical texts before the fall of Jerusalem in 586 BCE,...
View ArticleOrigins of advanced mathematical ability
Researchers report evidence for the neural basis of advanced mathematical thinking.
View ArticleApe malaria vectors and host specificity
Researchers have identified vectors for malaria transmission in African great apes and found that these vectors can act as bridge vectors between apes and humans.
View ArticleColaughter and friendship status
Simultaneous laughter between individuals in a group might be a cross-cultural indicator of relationship quality, a study suggests.
View ArticleHow LSD affects the human brain
A neuroimaging study of the hallucinatory and consciousness-altering properties of LSD could guide the use of psychedelic drugs for modeling and treating psychiatric diseases.
View ArticleLemur extinction and Madagascar’s forest health
The extinction of lemurs that enable seed dispersal could adversely affect the health of Madagascar’s forests, a study reports.
View ArticleAlso of interest from the Proceedings of the National Academy of Sciences
A study of 151 people in Spain suggests that when people become unemployed, their acknowledgement of earned entitlement, the notion that rewards should be correlated with effort or performance,...
View ArticleA facile surfactant-free synthesis of Rh flower-like nanostructures
A facile, surfactant-free synthesis of Rh flowerlike nanostructure was developed by hydrothermal reduction of Rh(acac)3 with formaldehyde. The unique Rh nanoflowers were constructed from ultrathin...
View ArticleFacile fabrication of a nanoporous Si/Cu composite and its application as a...
Nanoporous (NP) Si/Cu composites with different Cu contents are easily fabricated by means of alloy refining followed by facile electroless dealloying in mild conditions. NP-Si/Cu composites show a...
View ArticlePolyU develops perovskite-silicon tandem solar cells with highest efficiency
The Hong Kong Polytechnic University (PolyU) has successfully developed perovskite-silicon tandem solar cells with the world’s highest power conversion efficiency of 25.5% recently.
View ArticleProgress in probing dynamical responses of heterogeneous materials
Energy transformation and dissipation mechanisms in dynamical responses of heterogeneous materials are far from clear to scientists, which challenges their engineering applications. Researchers in...
View ArticleDecrease in air pollution associated with decrease in respiratory symptoms...
Decreases in ambient air pollution levels over the past 20 years in Southern California were associated with significant reductions in bronchitic symptoms in children with and without asthma,...
View ArticleMultifaceted quality improvement intervention does not reduce risk of death...
Implementation of a multifaceted quality improvement intervention with daily checklists, goal setting, and clinician prompting did not reduce in-hospital mortality compared with routine care among...
View ArticleAntioxidants in antidiabetic drugs may fuel cancer spread, mouse study shows
Yet another study exposes antioxidants’ potential to fuel the spread of cancer—this time for antioxidants found in a specific type of antidiabetic medication.
View ArticleSevere reduction in thermal tolerance projected for great barrier reef
Corals within Great Barrier Reef (GBR) have developed a thermal tolerance mechanism to adapt to sharp increases in sea surface temperatures, but near-future temperature increases of as little as 0.5°C...
View ArticleHow parasitic worms help minimize inflammatory bowel disease
Intestinal worms beneficially influence the composition of gut microbiota in the presence of inflammatory bowel disease, a new study suggests. The findings provide important insights into how...
View ArticleAntimalarial resistance to drug is not passed on to future generations
Parasites that develop resistance to the antimalarial drug atovaquone cannot pass this resistance on to offspring, a new study suggests. Atovaquone is a drug used to treat malaria, a mosquito-borne...
View ArticleNew treatment for advanced melanoma shows promise
In a study appearing in the April 19 issue of JAMA, Antoni Ribas, M.D., Ph.D., of the University of California-Los Angeles, and colleagues examined tumor response and overall survival following...
View ArticleStudy examines safety, immune response of candidate Ebola vaccines
In a study appearing in the April 19 issue of JAMA, Matthew D. Snape, F.R.C.P.C.H., M.D., of the University of Oxford, United Kingdom, and colleagues conducted a phase 1 trial to evaluate the...
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