Astronomy

Strange cosmic burst from colliding galaxies shines light on heavy elements

A recently detected flash of energy appears to have emanated from the wreckage of colliding galaxies, according to an international team of astronomers led by Penn State scientists. The burst, known as GRB 230906A, was likely ...

Optics & Photonics

Miniature laser technology could bring lab testing into your home

A research team at Chalmers University of Technology, Sweden, has developed new laser technology that could lead to tiny, cost-effective biosensors. The sensors integrate lasers and optics together on a centimeter-sized chip, ...

Subway systems are uncomfortably hot—and worsening, study finds

For millions of commuters, the workday doesn't just begin with a train ride. It also begins with a blast of heat. In one of the largest studies ever conducted on thermal comfort in metro systems, Northwestern University scientists ...

Atom-thin material could help solve chip manufacturing problem

Making computer chips smaller is not just about better design. It also depends on a critical step in manufacturing called patterning, where nanoscale structures are carved into materials to form the circuits inside everything ...

Brain immune cells may help build Alzheimer's plaques

A new study led by researchers from VIB and KU Leuven shows that immune cells called microglia can actively promote the formation of plaques in Alzheimer's disease, challenging the long-standing view that these cells serve ...

Why 'being squeezed' helps breast cancer cells to thrive

A new study led by researchers at Adelaide University and published in Science Advances reveals why some cancers can grow and survive in the body, while others cannot. It turns out that intense mechanical pressure experienced ...

Movies reconstructed purely from mouse brain activity

Scientists have successfully reconstructed videos purely from the brain activity of mice, showing what the mice were seeing, in a new study led by University College London (UCL) researchers. The findings, published in eLife, ...

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Electronics & Semiconductors
Your clothes may become smarter than you

Modernization can increase differences between cultures

Does modernization—economic growth, technological advancement, globalization, increased education, and urbanization—reduce cultural differences? Conventional wisdom suggests that as nations get richer and more educated, ...

How to make farms tree-friendly and boost food production

Farmers could turn more of the UK's farmland into productive agroforestry systems if they had access to trusted advice and real farm examples, according to new research from the University of Reading. Dr. Amelia Hood, from ...

How do we know what asteroids are made out of?

Asteroids are some of the oldest objects in the solar system: leftovers from the chaotic time when planets were assembling from dust and rock. They're time capsules, preserving clues about what the early solar system was ...

How AI could unlock deep‑sea secrets of marine life

Somewhere in the North Atlantic, more than a kilometer beneath its surface, a cold-water coral reef stretches across an unnamed seamount. Despite never appearing on a chart, this underwater forest has existed for centuries, ...

Experts challenge idea that social media harms teen empathy

Teenagers who use social media more frequently may show slightly higher empathy, according to a new meta-analysis by researchers at Georgia State University. The study, a systematic review published in the Journal of Adolescence, ...

Many wild bee species find home on a university campus

170 species of wild bees live on the Hubland Campus of Julius-Maximilians-Universität Würzburg (JMU). This is the result of a study carried out by the Chair of Animal Ecology and Tropical Biology at the JMU Biocentre from ...

Timing found to be crucial for spinal cord repair in zebrafish

The healing of the spinal cord depends on carefully timed interactions between injured nerve cells and their surrounding environment, according to a study published in Science Advances by researchers at Karolinska Institutet ...

AI disclosure labels may do more harm than good, study warns

The growing use of AI-generated scientific and science-related content, especially on social media, raises important concerns: these texts may contain false or highly persuasive information that is difficult for users to ...

STEM stereotypes begin young, study shows

Children as young as seven begin to internalize stereotypes about who is more or less likely to pursue occupations related to science, technology, engineering and mathematics (STEM)—beliefs that may influence career choices ...

Artemis II: What's on the menu?

The food flying aboard Artemis II is designed to support crew health and performance during the mission around the moon. With no resupply, refrigeration, or late-load capability, all meals must be carefully selected to remain ...

Forest exhibits resilience after California mega fire

In 2019 and again in 2021, Penn State researchers in the Department of Geography walked a series of 1,000 square foot plots in California's Lassen Volcanic National Park. The goal was to see how the forest that's hands-off ...