General Physics

The KATRIN experiment sets new constraints on general neutrino interactions

Neutrinos are elementary particles that are predicted to be massless by the standard model of particle physics, yet their observed oscillations suggest that they do in fact have a mass, which is very low. A further characteristic ...

Neuroscience

Mathematical model reveals how humans store narrative memories using 'random trees'

Humans can remember various types of information, including facts, dates, events and even intricate narratives. Understanding how meaningful stories are stored in people's memory has been a key objective of many cognitive ...

Cutting to the core of how 3D structure shapes gene activity

In biology textbooks and beyond, the human genome and DNA therein typically are taught in only one dimension. While it can be helpful for learners to begin with the linear presentation of how stretches of DNA form genes, ...

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Medical Xpress

Tech Xplore

Obesity linked to what's on local restaurant menus

For many years, health experts have been concerned about "food deserts," places where residents lack good nutritional options. Now, an MIT-led study of three major global cities uses a new, granular method to examine the ...

How the genome defends itself against internal enemies

An international research team has deciphered a mechanism of the evolutionary arms race in human cells. The findings provide insights into how mobile elements in DNA hijack cellular functions—and how cells can defend themselves ...

Sustainable food safety means managing risk, not erasing it

In an ideal world, every piece of food we eat would be free of pathogens at all times. In the real world, though, where 600 million people contract a foodborne illness every year, this just isn't the case. In fact, it's impossible—microbes ...

Europe's first deep-space optical communication link

The European Space Agency (ESA) successfully established a transmission-reception optical link with NASA's Deep Space Optical Communications (DSOC) experiment onboard its Psyche mission, located 265 million kilometers away, ...

Sparking new ideas on how wildfire influences climate

Wildfires have spread across the planet for millennia, but they are increasing as the climate warms. Decimated forests, depleted crops, and destroyed buildings are the hallmark of wildfire devastation. Another is the effect ...

Muscle-like gel polymer gets stronger with a new recipe

A new recipe, or design guidelines, for a self-strengthening muscle-like hydrogel has been developed through strategic integration of computational, information, and experimental research. The resulting gel exhibits rapid ...