All News

Phys.org / Microgravity rewires microbial metabolism, limiting space-based manufacturing efficiency

Scientists at the U.S. Naval Research Laboratory (NRL) have completed a spaceflight biology investigation aboard the International Space Station (ISS) that reveals how microgravity fundamentally alters microbial metabolism, ...

11 hours ago in Astronomy & Space
Medical Xpress / Nearly half of CDC surveillance databases have halted updates, raising concerns about health data gaps

An audit of U.S. Centers for Disease Control and Prevention (CDC) public databases found that nearly half of routinely updated federal health surveillance systems had stopped or delayed updates in 2025, raising concerns that ...

10 hours ago in Health
Medical Xpress / Hidden risks of firefighter gear revealed in an effort to improve safety and performance

When firefighters respond to an emergency, the gear they wear to protect themselves can also create challenges that could jeopardize their performance and safety. Their gear is bulky, and it may not fit perfectly. Those challenges ...

5 hours ago in Health
Phys.org / Arctic seas are getting louder as ice melts, posing risks: Study shows how to better measure noise

The Arctic is experiencing a steady rise in human-generated underwater noise as melting ice and increasing activity open the region to greater vessel traffic, with major implications for wildlife and local communities. New ...

11 hours ago in Biology
Phys.org / Collaboration of elementary particles: How teamwork among photon pairs overcomes quantum errors

Some things are easier to achieve if you're not alone. As researchers from the University of Rostock, Germany have shown, this very human insight also applies to the most fundamental building blocks of nature.

11 hours ago in Physics
Phys.org / How political leanings affect views on academic freedom: New research

Academic freedom is often described as a cornerstone of democratic society. Politicians regularly claim to defend it, universities invoke it in mission statements and most members of the public say they support it in principle.

3 hours ago in Other Sciences
Medical Xpress / ADHD and methylphenidate tied to higher adult BMI

Seoul National University Hospital researchers have linked childhood attention-deficit/hyperactivity disorder and methylphenidate exposure with higher adult overweight/obesity and slightly shorter adult height at ages 20 ...

17 hours ago in Attention deficit disorders
Phys.org / How gut bacteria control immune responses

Bacteria in the human gut can directly deliver proteins into human cells, actively shaping immune responses. A consortium led by researchers at Helmholtz Munich, with participation from Ludwig Maximilians University (LMU), ...

12 hours ago in Biology
Phys.org / Software allows scientists to simulate nanodevices on a supercomputer

From computers to smartphones, from smart appliances to the internet itself, the technology we use every day only exists thanks to decades of improvements in the semiconductor industry, that have allowed engineers to keep ...

11 hours ago in Nanotechnology
Medical Xpress / High blood pressure at birth tied to hypertension risk in childhood

High blood pressure at birth may be an early warning sign, setting the stage for cardiovascular disease later in life. A longitudinal study, the ENVIRONAGE birth cohort, set out to understand whether blood pressure (BP) levels ...

17 hours ago in Cardiology
Medical Xpress / Trump officially cuts ties with WHO, ending decades-long partnership

The United States has officially pulled out of the World Health Organization (WHO), a year after President Donald Trump announced plans to leave the global health group. The Trump administration said the decision was based ...

3 hours ago in Health informatics
Medical Xpress / COVID-19 infection linked to increased mask-wearing due to silent risk awareness

Researchers at The University of Osaka have found that individuals in Japan who have been infected with COVID-19 are more likely to wear masks than those who have not. In a four-year-long study, they discovered this change ...