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Medical Xpress / Is your diet driving up your cholesterol? That may depend on your genes
Can a low-carb diet cause your cholesterol to skyrocket? This question has vexed researchers and influencers alike as the popularity of low-carbohydrate diets has surged, yet the evidence has remained mixed. New research ...
Medical Xpress / Newly identified molecule could help regulate sleep
Sleep is known to be essential for survival, as it allows both humans and other animals to rest, while the brain consolidates memories and clears out metabolic waste products. For many people worldwide, however, falling asleep ...
Phys.org / Cameras attached to whale sharks capture krill chases never witnessed before
Whale sharks (Rhincodon typus)—the world's biggest fish—are one of the most charismatic marine species. They connect with the hearts of anyone lucky enough to encounter them, making people deeply curious about their lives ...
Medical Xpress / Pandemic reshapes meningococcal strains in Scotland, with group B dominating cases
New research has revealed a shift in the strains of invasive meningococcal disease circulating in Scotland during the COVID-19 pandemic.
Medical Xpress / The case for having an imperfect memory: A psychologist explains
Think back to your time at school. Were you hard-working, popular, anxious? And what exam grades did you get? Now, imagine someone pulls out your report cards from that time. How closely would they match the results you just ...
Phys.org / Satellite images could help target sustainable farming support for small fields
For decades, satellites have helped scientists observe Earth's changing landscapes. Now, they could also help answer one of agriculture's most pressing questions: How can the world produce more food while reducing its environmental ...
Phys.org / Accepting free will doesn't exist could make us less hateful and ashamed
In his 2023 bestseller, Determined, neuroscientist Robert Sapolsky argued that the interaction of biology and environment leaves no room for free choice. Philosopher and neuroscientist Sam Harris puts the case more bluntly: ...
Medical Xpress / New global CARE-AI framework sets standard for responsible AI in health education and care
An international team of researchers, clinicians, educators, ethicists and patient partners has developed and validated the Health CARE-AI (Contextual, Accountable, Responsible, and Equitable Artificial Intelligence) Framework. ...
Medical Xpress / Treating hepatitis C in chimpanzees used in former medical experiments
As close relatives of humans, chimpanzees have sometimes been used in biomedical experiments. They were instrumental in the identification of the hepatitis C virus: The then-mysterious pathogen was artificially injected into ...
Phys.org / Engineered enzyme erases a stubborn mark of aging by up to 70% in human tissue samples
A biotech company called Revel Pharmaceuticals is looking into ways to reverse aging, and the company's science team, along with researchers from the company Calico and the University of Colorado, may be a step closer to ...
Phys.org / Researchers uncover new mechanism behind DNA repair
Roughly 20 million people receive a cancer diagnosis each year, and an estimated 1 in 5 people will receive a cancer diagnosis in their lifetime. Cancer cells arise from damage to the cell's instruction manual: DNA.
Medical Xpress / How the heart's 'little brain' helps it function and protects it against stress
For years, scientists have known that the heart has its own network of nerves, the intrinsic cardiac nervous system (ICNS), sometimes called its "little brain." Exactly how it functions has remained something of a mystery, ...