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Phys.org / Shorter front-leg strides can be an early warning sign of dementia in senior dogs

Scientists have shown that the stride length of the front legs (but not the hind legs) of senior and geriatric dogs decreases as their cognitive performance worsens. In contrast, chronological age itself was a poor predictor ...

52 minutes ago
Medical Xpress / Biomarkers could help identify ICU patients at risk of chronic critical illness

New research, published in The Journal of Immunology, identifies biomarkers of a distinct immune profile that could be used to identify patients at risk for chronic critical illness (CCI) on admission to the intensive care ...

42 minutes ago
Phys.org / Precious drops: Spray helps crop farmers facing declining rainfall

A spray made from a biodegradable polymer capable of capturing and redirecting water to crop seeds could be the key to drought-proofing Western Australian farms.

1 hour ago
Medical Xpress / Uneven cerebellum aging may partly explain why some older adults stay mentally sharp

Scientists may have discovered a new role for the cerebellum, the part of the brain that sits at the base of the skull. A new paper published in the journal Nature Neuroscience reports that different parts of the cerebellum ...

9 hours ago
Phys.org / Binary black hole signal probes event horizon region for first time

If, in space, no one can hear you scream, it seems that you can actually hear the sound of a crash when two black holes collide. Using the loudest gravitational wave ever heard, two Australian scientists and colleagues have ...

11 hours ago
Medical Xpress / Dementia care: How praise can help, and when it can miss the mark

On a busy hospital ward, a nurse says "wonderful, wonderful" as a patient with dementia completes a task. It sounds simple, but moments like this can play an important role in how care gets done.

1 hour ago
Phys.org / Ancient proteins hint at all-female Homo naledi burial site in Rising Star cave system

Scientists have extracted and analyzed the first-ever ancient proteins from the fossils of Homo naledi, revealing a potential all-female burial site. The study, published in the journal Cell, raises the possibility that South ...

11 hours ago
Phys.org / Quantum squeezing sidesteps the limits on mechanical transducers

From detecting the ripples of colliding black holes to imaging individual chemical bonds, mechanical transducers have repeatedly transformed our understanding of the universe. So far, however, the sensitivity of these devices ...

14 hours ago
Phys.org / Artificial DNA tiles could deliver drugs and monitor neurons non-disruptively

Living cells constantly exchange ions (i.e., charged particles) via the thin barrier that surrounds their interior, known as the outer membrane. Neuroscientists and medical researchers have long been trying to devise effective ...

12 hours ago
Phys.org / Designer proteins unlock near-infrared and SWIR glow for deeper tissue imaging

Researchers at the National Center for Tumor Diseases (NCT/UCC) in Dresden, including Oliver Bruns and Dr. Bernardo Arús, are participating in an international study that has, for the first time, developed novel proteins ...

2 hours ago
Medical Xpress / Top supplements Americans use are shifting from multivitamins to targeted health fixes

Dietary supplements are an excellent way to fill gaps in our nutritional requirements. From vitamins and macronutrients to gut-health probiotics, dietary supplements have helped people address deficiencies. In recent years, ...

12 hours ago
Medical Xpress / Exposure to bright evening light linked to higher risk of age-related eye disease

Every sunrise and sunset sends the body a signal, keeping the circadian clock running on a roughly 24-hour cycle. This clock evolved so organisms could adapt to Earth's daily rotation, syncing their biology to the pattern ...

13 hours ago