All News

Phys.org / Collapse of the Tang dynasty: Climate change likely played a role

Environmental phenomena and their consequences can disrupt social structures and destabilize political systems. An interdisciplinary research team demonstrated this using the example of the late Tang dynasty in medieval China.

5 hours ago in Earth
Phys.org / How cholera virulence is activated: A long-sought structural explanation

Cholera remains a major global public health challenge, with an estimated 1.3 to 4 million cases and tens of thousands of deaths reported worldwide each year. Caused by the bacterium Vibrio cholerae, the disease spreads primarily ...

5 hours ago in Biology
Phys.org / Temporal anti-parity–time symmetry offers new way to steer energy through systems

The movement of waves, patterns that carry sound, light or heat, through materials has been widely studied by physicists, as it has implications for the development of numerous modern technologies. In several materials, the ...

9 hours ago in Physics
Phys.org / Slowing down muon decay with short laser pulses

Muons are unstable subatomic particles that spontaneously and rapidly transform into other particles via a process known as electroweak decay. Altering the speed with which muons decay into other particles was so far deemed ...

9 hours ago in Physics
Tech Xplore / Forensic system cuts IoT attack analysis time by three-quarters

A new forensic framework designed specifically for the Internet of Things (IoT) is discussed in the International Journal of Electronic Security and Digital Forensics. This deep learning-driven system offers benefits over ...

2 hours ago in Security
Phys.org / Ruff days or cat-astrophies? How to help pets handle stressful situations

Just like with people, when pets experience chronic stress it can raise cortisol levels, heart rate, and blood pressure; weaken the immune system; and even cause fluctuations in weight—all of which increase a pet's risk ...

3 hours ago in Biology
Medical Xpress / Novel theranostic model shows curative potential for gastric and pancreatic tumors

A newly developed radiopharmaceutical pair can precisely detect and effectively treat gastric and pancreatic tumors, completely eradicating tumors in certain preclinical models. Targeting the well-defined and accessible biomarker ...

2 hours ago in Oncology & Cancer
Phys.org / History offers warning on dollar and deficits

It's no secret that Uncle Sam has been living beyond his means. During the past 25 years, U.S. national debt as a percentage of gross domestic product has almost tripled to 98%, according to the Congressional Budget Office. ...

3 hours ago in Other Sciences
Medical Xpress / Why most fitness resolutions fail by spring

Every January, millions of people attempt to overhaul their health with ambitious new workout plans, stricter diets, and lofty expectations. Yet by early spring, most resolutions fade under the pressures of life: busy schedules, ...

2 hours ago in Health
Medical Xpress / Environmental pollutants detected in children aged 0 to 2 years

Researchers at the University of Seville have carried out a study to determine the relationship between prenatal and early childhood exposure to environmental pollutants with the neurodevelopment of children born in the province ...

2 hours ago in Health
Medical Xpress / Standard TB and HIV treatments leave lung immune system impaired, study shows

The immune system remains seriously out-of-whack—in an inflammatory state of overactivation and impaired functionality—following the international gold standard for treating people with latent tuberculosis (TB) and HIV, ...

5 hours ago in HIV & AIDS
Medical Xpress / New blood test shows extent of brain injury after stroke—and reveals treatment effects

Strokes are a medical emergency, yet imaging can capture only snapshots of how brain damage develops in the hours and days that follow. For many other organs, blood tests can indicate acute injury, but until now the brain ...