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Medical Xpress / Why older pedestrians fare worse in car crashes

Older pedestrians aren't injured by motor vehicles at a greater rate than younger pedestrians, according to 2023 data from the National Highway Traffic Safety Administration. But they're more likely to die.

9 hours ago
Phys.org / Bees see the world in more ways than previously thought

The honey bee has held a special place in vision research. It is one of the best-studied insects, and much of what scientists know about how bees perceive the world is based on studies of honey bees.

21 hours ago
Phys.org / 9/11 responders passed effects of trauma to their children, study finds

Although it's been 25 years since the World Trade Center collapsed after terrorists flew commercial airplanes into each of the center's two towers, the trauma experienced by many first responders and recovery workers is still ...

17 hours ago
Medical Xpress / Research identifies lasting brain changes associated with adolescent binge alcohol exposure

New research from the Marshall University Joan C. Edwards School of Medicine provides insight into how binge alcohol exposure during adolescence may cause lasting changes in brain function that persist into adulthood, potentially ...

17 hours ago
Phys.org / Algorithm improves detection of differentially expressed genes in large single-cell trajectory data sets

Single-cell RNA sequencing (scRNA-seq) is a method for measuring gene expression in individual cells, allowing observation of various cellular processes, including cell differentiation, the cell cycle and stimulus response, ...

10 hours ago
Phys.org / To promote climate action, emotion may matter more than information

Every year, public authorities and nongovernmental organizations spend millions on communication campaigns designed to encourage people to take action on climate change. But which strategies work best? Should campaigns rely ...

11 hours ago
Phys.org / New high-temperature, high-pressure isotope ratio analysis method developed for halogenated compounds

Halogenated organic compounds (HOCs) are widely used in industrial and consumer products, but some are highly persistent and difficult to analyze and manage. In a new study, researchers developed an innovative approach for ...

10 hours ago
Medical Xpress / Brain blood flow responds differently to pain and touch, mouse study finds

When the brain is stimulated, blood flow increases. For 30 years, functional magnetic resonance imaging (fMRI), one of the most powerful windows into the human brain, has operated on the basis of this connection. fMRI doesn't ...

17 hours ago
Phys.org / Screening tool amplifies tiny changes in protein levels within cells

Imagine a brain teaser where the challenge is to spot the difference between two nearly identical sandcastles. The only difference? The removal of three grains of sand. Scientists face a similarly exasperating challenge when ...

19 hours ago
Phys.org / Warming winters weaken New Hampshire forest's carbon sink over 20 years

Can we count on forests to continue absorbing the carbon dioxide that's warming our world? A new study from researchers at NAU and the University of New Hampshire says ... maybe not.

18 hours ago
Medical Xpress / Widely used back braces lack strong evidence for chronic low back pain

A new Cochrane review finds very low-quality evidence on lumbar supports for chronic low back pain, meaning that no strong recommendations can be made either for or against their use. Lumbar supports are inexpensive back ...

10 hours ago
Medical Xpress / Stress and depression, not heart damage, may drive long-term breast cancer fatigue

For breast cancer survivors, new research shows that feelings of depression and perceptions of psychological stress make the biggest difference in whether they experience fatigue up to two years after chemotherapy started.

19 hours ago