All News

Phys.org / Mitochondrial superoxide signal helps preserve the nuclear envelope and delay aging, study finds

The nuclear envelope (NE) is a dynamic and selective barrier that organizes genome function and nucleocytoplasmic communication, and its structural deterioration is a hallmark of aging associated with diverse human diseases. ...

3 hours ago in Biology
Phys.org / From fins to fingers: How nature 'redeployed' ancient genes to shape limbs

How did the complexity of many organisms living today evolve from the simpler body plans of their ancestors? This is a central question in biology. Take our hands, for example: Every time we type a message on our mobile phone, ...

3 hours ago in Biology
Medical Xpress / What drives food allergies? New study pinpoints early-life factors that raise risk

A new study from McMaster University involving 2.8 million children around the world has revealed the most important early-life factors that influence whether a child becomes allergic to food.

1 hour ago in Immunology
Medical Xpress / Study tests linked care home and NHS records in 45 English homes

A major study led by the University of Hertfordshire has shown how linking care home data with NHS and social care records can improve residents' lives, strengthen policy decision-making and ensure critical health needs are ...

1 hour ago in Gerontology & Geriatrics
Phys.org / Unveiling polymeric interactions critical for future drug nanocarriers

Polymer micelles are tiny, self-assembled particles that are revolutionizing the landscape of drug delivery and nanomedicine. They form when polymer chains containing both hydrophilic and hydrophobic segments organize into ...

1 hour ago in Nanotechnology
Phys.org / A piece of Africa in Europe? New insights into plate tectonics of the Balkans

Around the Balkan Peninsula, the African plate is sinking beneath the European plate. A piece of deeply submerged African crust resurfaced 40 million years ago far away from the sinking zone. How this phenomenon of so-called ...

4 hours ago in Earth
Phys.org / Glaciers in retreat: Uncovering tourism's contradictions

As glaciers around the world melt at unprecedented rates, tourism in these icy landscapes is booming, adding pressure to vulnerable regions and disrupting delicate ecosystems. A collective effort, led by UNIL and published ...

2 hours ago in Earth
Tech Xplore / Solar-powered seesaw extractor simultaneously extracts lithium and desalinates water

The global demand for lithium has skyrocketed over the last several years due to the rapid growth of the electric vehicle market and grid-storage solutions. Currently, production capacity is limited and unlikely to meet future ...

7 hours ago in Engineering
Phys.org / 3D 'polar chiral bobbers' identified in ferroelectric thin films

A novel type of three-dimensional (3D) polar topological structure, termed the "polar chiral bobber," has been discovered in ferroelectric oxide thin films, demonstrating promising potential for high-density multistate non-volatile ...

4 hours ago in Nanotechnology
Phys.org / Nature's 'engine is grinding to a halt' as climate change gains pace, says study

Many ecologists hypothesize that, as global warming accelerates, change in nature must speed up. They assume that as temperatures rise and climatic zones shift, species will face local extinction and colonize new habitats ...

4 hours ago in Biology
Phys.org / A quick stretch switches this polymer's capacity to transport heat

Most materials have an inherent capacity to handle heat. Plastic, for instance, is typically a poor thermal conductor, whereas materials like marble move heat more efficiently. If you were to place one hand on a marble countertop ...

4 hours ago in Chemistry
Phys.org / Leading AI models struggle to solve original math problems

Mathematics, like many other scientific endeavors, is increasingly using artificial intelligence. Of course, math is the backbone of AI, but mathematicians are also turning to these tools for tasks like literature searches ...

9 hours ago in Other Sciences