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Medical Xpress / Freeze or flee: Rats show distinct fear strategies when danger is anticipated
A haunting song comes on the radio. A stranger on a bus has the same voice as an intimidating bully from your past. Whatever the trigger, it brings back something you'd rather forget as the past takes over, blurring the present.
Medical Xpress / Changes in oral anticoagulant and cardiovascular drug use with the progression of neurodegenerative disorders
Cardiovascular diseases are common among people living with Alzheimer's disease (AD) and Parkinson's disease (PD). Understanding drug utilization patterns in these populations is important for ensuring safe and effective ...
Phys.org / Teenage girls may know how to prevent pregnancy—that doesn't mean they have the power to do it
Teenage pregnancy is often explained in simple terms. Girls are said to lack knowledge about contraception, take sexual risks or make poor choices.
Phys.org / Tiny molecular scissors reveal how crystals bend without breaking
Crystals are usually thought of as rigid and brittle. Yet some molecular crystals can bend, jump, twist or even change shape when exposed to light. Understanding how tiny molecular movements inside an ordered crystal can ...
Phys.org / X-ray light is like guitar music, with frequencies sliding continuously between harmonics
Ultrashort laser pulses can be used to generate X-rays. Normally, however, only certain specific frequencies are produced. A team from TU Wien and the University of California San Diego has developed a method that makes it ...
Tech Xplore / When stubbornness becomes a security problem: How AI agents can manipulate others
Imagine a neighbor who persistently claims you make noise at night. Others initially disagree, but the neighbor keeps trying to convince them. Their success depends not only on their stubbornness but also on how well connected ...
Tech Xplore / AI might be making women sound bad at work
When prompts to draft work emails and job applications contain language commonly used by women, AI chatbots, including ChatGPT, offer less sophisticated responses than they do to requests for office correspondence containing ...
Dialog / Photonic Legos of functional 3D thin-films unlock high-performance heterogeneous photonic integration
Photonic integrated circuits route information with optical signals instead of relying only on electrical currents. Silicon (Si) and silicon nitride (SiNx) are excellent photonic platforms for waveguides, but they cannot ...
Medical Xpress / Beyond raw brainpower: New study reveals best ways to train AI for clinical care
Harnessing generative AI to help doctors make critical medical decisions requires more than raw technology. A new review study in the Journal of Medical Internet Research shows that adapting existing language models is key ...
Phys.org / Living with chronic pain at work: Supportive managers can help, but they can't solve everything
"I don't want the pain to define me. I want me to define me."
Medical Xpress / Twenty minutes of calming music offers health care workers a chance to recharge
While burnout in the medical field is well documented, affecting about half of health care workers, far fewer studies have explored ways to address it. A Northwestern Medicine study has found one simple intervention may help.
Phys.org / AI-powered barcode unmasks 'zombie cells' in aging tissue
As we age, some of the cells in our body enter a state of senescence, in which they stop dividing but do not die. Those senescent cells can contribute to age-related disorders such as cancer, tissue degeneration and inflammatory ...