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Tech Xplore / Seed crystals push solvent‑free perovskite cells to 25.53% efficiency
Solar cells, devices that can convert sunlight into electricity, are now widely used in many countries, where they are helping to reduce reliance on electricity generated from fossil fuels. While most solar cells used today ...
Medical Xpress / Teens who struggle to log off social media could face increased ADHD symptoms over time
Social media has become as much a part of our daily lives as eating or sleeping. What started as a way for people to connect and share pictures has grown into a billion-dollar industry that shapes medical, political, and ...
Phys.org / Rare blue optical transient points to possible new class of cosmic explosion
Chinese astronomers report the detection of a peculiar optical transient event that occurred in the center of a dwarf galaxy. The newly discovered event, designated AT2019ijn, is a fast-rising, slow-decaying blue optical ...
Science X / Inside 530-million-year-old embryos, scientists uncover rare time-lapse of early animal growth
Think of a small fossil as the equivalent of a homemade video of prehistoric life. Fossils formed when sea organisms began their great proliferation more than half a billion years ago rarely contained anything but tough structures. ...
Medical Xpress / Wireless skin sensor could continuously track soft tissue disorders from home
Northwestern scientists have developed a novel wireless sensor device that can continuously monitor skin elasticity in patients with soft tissue disorders, including lymphedema and scleroderma, which can support early disease ...
Medical Xpress / FDA-issued sodium targets yield no apparent impact
In 2021, the U.S. Food and Drug Administration (FDA) issued Phase I voluntary sodium reduction targets to encourage manufacturers to lower the amount of sodium in packaged food products by 2024. The targets appear to have ...
Phys.org / Study explores rare atom-containing natural products and their biomedical potential
Modern research on secondary metabolites from microbes, plants and marine organisms has revealed a remarkable diversity of chemical structures and bioactivities with broad applications in biotechnology, agriculture and medicine. ...
Medical Xpress / Autistic children drown at alarming rates: How swim lessons and water safety strategies can save their lives
During roasting hot summer days, more and more people make their way to swimming pools, lakes, rivers and other spots where they can access water to stay cool.
Tech Xplore / How can rural communities benefit from South Africa's green energy transition? A solar farm in Limpopo offers clues
South Africa, which produces about 40% of Africa's carbon emissions, is moving away from coal-fired power toward renewable energy such as solar and wind.
Phys.org / Why and how birdsong differs across the world—and the eight motifs that tie them together
Birdsong carries meaning across open space, helping birds attract mates, defend territory and communicate with rivals. While there has been much research into the use of birdsong across species, researchers have lacked a ...
Phys.org / How fishing may be changing one fish species at the molecular level
The pearly razorfish (Xyrichtys novacula) is a small marine animal that lives in sandy coastal waters and feeds on creatures like shrimp. Known locally in Spain's Balearic Islands as raors, it is a popular dish in many homes ...
Phys.org / Why evolution never produced mammal teeth that slice and crush equally well
Evolution is all about trade-offs. Traits that may be beneficial in one situation may backfire in another. Over millions of years, species can become specialized for one way of living rather than being equally good at everything. ...
