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Phys.org / Visualizing sound: Scientists reveal hidden behaviors of sound waves

An international team of scientists has developed a new analysis of how sound waves behave, revealing surprising effects that have largely been overlooked for decades. In the new paper in Scientific Reports, which was led ...

2 hours ago
Phys.org / Human cells can exchange genomic DNA that alters cell behavior

Scientists at Children's Medical Center Research Institute at UT Southwestern (CRI) have discovered that large pieces of DNA can transfer directly between human cells, and the DNA can persist and change how the recipient ...

2 hours ago
Medical Xpress / Newly designed peptides suggest safer immunotherapies are within reach

Calcium is widely known for its role in maintaining strong bones and teeth, but it is also one of the body's most important cellular messengers. Calcium signals help regulate muscle contraction, neural function, immune cell ...

2 hours ago
Phys.org / Less low cloud cover lets in more heat from the sun—and may lock in centuries of sea level rise

According to NOAA, the global average sea level has risen 8–9 inches (21–24 centimeters) since 1880. The rate at which the sea level is rising is increasing, threatening coastal cities and ecosystems around the world.

5 hours ago
Medical Xpress / Clinical trial of online rehabilitation at home offers hope of better recovery for intensive care survivors

A UK-wide trial, managed by Warwick Medical School, finds that online rehabilitation at home can meaningfully improve quality of life for some intensive care survivors. The iRehab Trial tested an online rehabilitation program ...

1 hour ago
Phys.org / Persistent violence gaps hit Black and multiracial women hardest in California, analysis shows

Rates of violence against women have remained largely unchanged in California for nearly two decades, with Black and multiracial women facing the highest risks, a sweeping new analysis by UC Berkeley public health researchers ...

1 hour ago
Tech Xplore / Open-source framework lets drones dodge obstacles in milliseconds while minimizing travel time

In the aftermath of a devastating earthquake, unpiloted aerial vehicles (UAVs) could fly through a collapsed building to map the scene, giving rescuers information they need to quickly reach survivors. But this remains an ...

2 hours ago
Phys.org / Hybrid projector delivers super-resolution images across extended depth with 16-fold gain

Researchers at the University of California, Los Angeles (UCLA) have developed a novel image projection system that delivers super-resolution images over an extended depth of field. By combining a neural network-based digital ...

1 hour ago
Phys.org / Climate catch-22: Cleaning up air pollution could speed key Atlantic current decline

It may sound counterintuitive, but new research suggests that cleaning up air pollution could contribute to a weakening of the Atlantic Meridional Overturning Circulation (AMOC). This is the ocean current system that acts ...

5 hours ago
Phys.org / New shell helps gold nanoparticles keep shape under laser heat longer

Gold nanoparticles, which are about one-thousandth the width of a human hair, can convert light they receive from a laser into heat. This capacity, known in medicine as photothermal therapy, is effective at destroying cancer ...

3 hours ago
Phys.org / Rare seals hide in underwater bubble caves to escape tourists

The uninhabited islet of Formicula in Greece's Inner Ionian archipelago is a popular tourist draw for its clear waters, swimming spots, and marine diversity. A major attraction is the Mediterranean monk seal, one of the world's ...

6 hours ago
Medical Xpress / Nervous system helps lung cancer evade the immune system, study reveals

Researchers at the Francis Crick Institute have revealed that sensory nerve signals interfere with the immune system's response to lung cancer. This previously unrecognized neuroimmune connection could be targeted to improve ...

3 hours ago