Healthy & Secure Living

Electron microscopy image showing axon with periodic bead‑like swellings along its length

Textbooks may have misdrawn this basic brain st...

For a century textbooks have taught that an axon – the long fiber that carries nerve impulses – is a smooth, uninterrupted tube, a simplification that shapes everything from basic...

Textbooks may have misdrawn this basic brain st...

For a century textbooks have taught that an axon – the long fiber that carries nerve impulses – is a smooth, uninterrupted tube, a simplification that shapes everything from basic...

Hidden “immune organ” in the skull may help fight brain cancer

Hidden “immune organ” in the skull may help fig...

Scientists have identified a previously hidden immune structure inside the human skull that can act swiftly against brain tumors, at least in mouse models. This finding reshapes how we think...

Hidden “immune organ” in the skull may help fig...

Scientists have identified a previously hidden immune structure inside the human skull that can act swiftly against brain tumors, at least in mouse models. This finding reshapes how we think...

Illustration of cortical sensor array capturing speech and gesture signals for a neuroprosthetic device

Neuroprosthesis for paralysis enables simultane...

Paralysis can strip away the most basic means of interaction—speech and movement—leaving people trapped inside their own bodies. A new neuroprosthetic system announced by the National Institutes of Health promises...

Neuroprosthesis for paralysis enables simultane...

Paralysis can strip away the most basic means of interaction—speech and movement—leaving people trapped inside their own bodies. A new neuroprosthetic system announced by the National Institutes of Health promises...

Plate showing four to six standard servings of whole grains including oatmeal, brown rice, and whole-wheat bread

Scientists find the whole grain “sweet spot” fo...

Four to six servings of whole grains a day may be the “sweet spot” for heart health, according to a comprehensive review of 87 clinical trials. The findings matter because...

Scientists find the whole grain “sweet spot” fo...

Four to six servings of whole grains a day may be the “sweet spot” for heart health, according to a comprehensive review of 87 clinical trials. The findings matter because...

Electron microscope image showing cGAS enzyme bound to cytosolic DNA fragments

Scientists find an immune “false alarm” that ma...

Scientists have uncovered that the body’s own immune surveillance can mistakenly amplify DNA damage, turning a repair problem into a persistent inflammatory threat that accelerates aging. The discovery reframes several...

Scientists find an immune “false alarm” that ma...

Scientists have uncovered that the body’s own immune surveillance can mistakenly amplify DNA damage, turning a repair problem into a persistent inflammatory threat that accelerates aging. The discovery reframes several...

Man inhaling dark chocolate essential oil before performing leg extensions on a gym machine

Smelling chocolate helped men complete more rep...

Researchers discovered that simply smelling chocolate allowed men to perform more leg‑extension repetitions without reporting greater effort, suggesting that olfactory cues can directly modulate workout output and perceived fatigue. Sensory...

Smelling chocolate helped men complete more rep...

Researchers discovered that simply smelling chocolate allowed men to perform more leg‑extension repetitions without reporting greater effort, suggesting that olfactory cues can directly modulate workout output and perceived fatigue. Sensory...