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Tech Xplore / Visible-light system uses quantum noise to obscure 100 Mbps transmissions

Research published in the International Journal of Sensor Networks has demonstrated a visible-light communication system that uses the inherent randomness of quantum noise to make transmitted data harder for hackers to intercept.

20 hours ago
Medical Xpress / Distinct characteristics identified for patients with rheumatoid conditions, opioid use disorder

Patients with rheumatic conditions and opioid use disorder (OUD) have distinct demographic and clinical characteristics, including lower use of disease-modifying antirheumatic drugs (DMARDs) and higher acute care use, according ...

19 hours ago
Medical Xpress / Mouse study shows aging muscle leaves a molecular fingerprint in its supporting matrix

Aging is often described through what we can see and feel: weaker muscles, reduced mobility and slower recovery. But behind these visible changes are deeper biological shifts in cells, tissues and the molecular structures ...

19 hours ago
Medical Xpress / High-dose flu vaccine beneficial for older people with lung disease

The risk of being hospitalized for flu or pneumonia can be reduced with a high-dose flu vaccine for older people with chronic lung disease, according to the combined results of two large clinical trials presented at the European ...

23 hours ago
Phys.org / Ask an expert: How to talk to children about 9/11

For millions of Americans, Sept. 11, 2001, is a vivid memory. For younger generations, it's a history lesson.

21 hours ago
Phys.org / Distracted dog walkers may be putting wildlife and livestock at risk, study finds

Dog walkers distracted by their phones, conversations or other demands can fail to notice their pets defecating, disturbing wildlife or approaching livestock, according to new research from the University of Surrey.

23 hours ago
Tech Xplore / Physics-aware AI could accelerate hydrogen storage materials discovery

Hydrogen could help store renewable energy and power fuel cells, but storing it remains difficult because hydrogen gas has a low density under everyday conditions. Compressing it to high pressure or cooling it into a liquid ...

22 hours ago
Phys.org / New research: We're not protecting our oceans as well as we think

Not so long ago, we thought the ocean was an inexhaustible resource. There would always be plenty more fish in the sea.

23 hours ago
Phys.org / Grandchildren repay childhood care by supporting ailing grandparents in Hong Kong

As Hong Kong Special Administrative Region's population ages at one of the fastest rates in the world, demand for family elder care increases daily. To understand the responsibilities and roles assumed by grandchildren in ...

14 hours ago
Medical Xpress / Program combines smartwatch tracking and personalized coaching to help stroke survivors move more at home

A new program developed by University of Alberta researchers is showing promise in helping stroke survivors stride toward recovery after leaving the hospital. A pilot study published in the Archives of Rehabilitation Research ...

23 hours ago
Medical Xpress / Virtual reality can help ease anxiety, claustrophobia during cardiac imaging

Patients who experience anxiety or claustrophobia can have difficulty completing important cardiac imaging, including positron emission tomography (PET) and computed tomography (CT) scans.

23 hours ago
Medical Xpress / What a rat's ultrasonic call can tell us about food-related pleasure

Understanding how the brain processes rewarding experiences could help researchers better understand behaviors such as overeating, as well as conditions such as anhedonia—the inability to experience pleasure, a common symptom ...

22 hours ago