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Phys.org / Archaeological dig reveals full extent of Roman villa with intricate mosaic and bath house

Archaeologists have uncovered a rare and intricate polychrome mosaic within the remains of a Roman villa beneath Devon farmland. Made up of thousands of red, white and dark blue-gray cubes, the 12 m2 (129 square feet) mosaic ...

3 hours ago
Medical Xpress / Coffee and heart health: How many cups of caffeinated coffee are safe to drink each day?

Previous studies have found that caffeine is the world's most popular stimulant and psychoactive substance, and coffee is the most common way people consume caffeine. The latest research supports the conclusion that, for ...

8 hours ago
Medical Xpress / Building a blueprint to manipulate the immune system

Why do some vaccines protect for a lifetime, while threats like tumors and viruses present such an ongoing challenge? The answer lies in the immune system's memory and how invading pathogens hack the system.

3 hours ago
Medical Xpress / Collagen peptides support bone health for female runners

Collagen is a protein found in skin, hair, nails, tendons, cartilage and bones. Our bodies naturally produce collagen using the foods we eat. But in recent years, collagen peptides have gained popularity as a supplement to ...

2 hours ago
Phys.org / Food labeling combined with higher prices for carbon-intensive foods could help reduce UK greenhouse gases by 5%

Economists say labeling supermarket food to show its environmental impact, combined with taxing the most carbon-intensive items, could slash UK greenhouse gas emissions by almost 5% while generating net gains for society.

2 hours ago
Tech Xplore / New prototype learning system for software development education uses a learning-by-teaching approach

The emergence of generative artificial intelligence (GenAI) models, including ChatGPT, Gemini and Copilot, has transformed educational pedagogy by enabling new forms of interaction, reflection and learning. Yet the use of ...

2 hours ago
Medical Xpress / Ozempic-like drugs found to be safe and effective for children with obesity, without diabetes

New research being presented at the International Congress on Obesity (ICO2026), hosted by the World Obesity Federation (WOF) in Mexico City, Mexico (15–17 July), shows that glucagon-like peptide-1 receptor agonists (GLP-1 ...

2 hours ago
Phys.org / Scientists map how the flu virus rewires the human cell from the inside

Researchers at EMBL Hamburg and collaborators at the Leibniz Research Institute for Molecular Pharmacology (FMP) have mapped how the influenza A virus rewires infected human cells in unprecedented detail. To do this, the ...

8 hours ago
Phys.org / Wealthier North Carolina neighborhoods may be hotspots for insecticide-resistant tiger mosquitoes

The choices people make to control mosquitoes in their own backyards may be helping some of those mosquitoes survive the very insecticides meant to kill them, according to two new studies from North Carolina State University. ...

4 hours ago
Medical Xpress / Crystal-clear images reveal how pregnancy antibodies cause harm in babies

Using advanced electron microscopy, researchers in Leiden have captured detailed images showing how, in the rare pregnancy disorder FNAIT, antibodies produced by the mother can cause bleeding in fetuses. The findings, published ...

4 hours ago
Phys.org / AI tool reveals climate shifts may have fueled bursts of bird evolution

University of Michigan researchers have used an AI tool to demonstrate that birds in the group Passeriformes evolved in rapid evolutionary bursts and that these bursts frequently coincided with climate shifts throughout Earth's ...

8 hours ago
Phys.org / Dragonfly aerial fights follow some simple rules

Dragonflies are renowned for their remarkable flying abilities. Male dragonflies often compete for territory and mating opportunities, engaging in fascinating in-flight battles. Researchers at Imperial College London and ...

20 hours ago