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Tech Xplore / Novel OLED design doubles screen brightness while preserving flat display structure

Organic light-emitting diodes (OLEDs) are widely used in smartphones and TVs thanks to their excellent color reproduction and thin, flexible planar structure. However, internal light loss has limited further improvements ...

10 hours ago in Engineering
Phys.org / Queen conch's hopping behavior helps set new conservation guidance

A new study published in Conservation Biology examines the behavior and distribution of queen conch (Aliger gigas) to guide conservation management for the threatened sea snail.

11 hours ago in Biology
Phys.org / Microplastics found in rural woodland at higher levels than in city centers

Air-polluting microplastics have been found in rural environments in greater quantities than in urban locations, researchers say. Scientists led by the University of Leeds detected up to 500 microscopic particles of plastic ...

11 hours ago in Earth
Phys.org / Eye for trouble: Automated counting for chromosome issues under the microscope

Researchers from Tokyo Metropolitan University have developed a suite of algorithms to automate the counting of sister chromatid exchanges (SCE) in chromosomes under the microscope. Conventional analysis requires trained ...

10 hours ago in Biology
Medical Xpress / AI helps fuel new era of medical self-testing

Beyond smart watches and rings, artificial intelligence is being used to make self-testing for major diseases more readily available—from headsets that detect early signs of Alzheimer's to an iris-scanning app that helps ...

5 hours ago in Health
Medical Xpress / Unexpected finding could offer new treatment targets for meth addiction

University of Florida neuroscientists have made a mechanistic discovery that paves the way to test immune-modulating medicines as a potential tool to break the cycle of methamphetamine addiction.

11 hours ago in Neuroscience
Phys.org / Global 60-year study sheds light on staple crops' nutrient use inefficiency

A 60-year study covering 205 countries and regions worldwide has systematically uncovered the evolutionary patterns of nitrogen and phosphorus use efficiency (NUE and PUE) in the four major staple crops—rice, wheat, maize, ...

11 hours ago in Biology
Medical Xpress / Evaluating apps for treating depression: Study finds most aren't supported by scientific evidence

Diagnoses of depression, one of the most common mental disorders, increased by nearly 50% between 1990 and 2017, according to data from the World Health Organization (WHO). Currently, depression affects around 5% of the world's ...

10 hours ago in Medical research
Phys.org / Plastic pellets known as 'nurdles' are polluting beaches and waterways

Aboard an aluminum skiff or one of her five kayaks, fourth-generation shrimper and fisherwoman Diane Wilson often plies the coastal bays and streams near her tiny hometown of Seadrift, Texas.

3 hours ago in Earth
Medical Xpress / Molecular mechanism underlying peripartum cardiomyopathy revealed

Scientists at The Lundquist Institute for Biomedical Innovation have identified a previously unknown molecular safeguard that protects the heart during pregnancy, shedding new light on the causes of peripartum cardiomyopathy ...

3 hours ago in Cardiology
Medical Xpress / One in four older Americans with dementia prescribed risky brain-altering drugs despite safety warnings

Despite years of clinical guidelines warning against the practice, one in four Medicare beneficiaries with dementia is prescribed brain-altering medications linked to falls, confusion, and hospitalization, according to new ...

Medical Xpress / Researchers uncover how E. coli bacteria sneak into the prostate

A research team at the University of Würzburg has, for the first time, uncovered how E. coli bacteria sneak into the prostate. The study opens the door to potential new treatments for bacterial prostatitis.