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Phys.org / A layered approach sharpens brain signals in optical imaging

Near-infrared spectroscopy, or fNIRS, offers a way to monitor brain activity without surgery or radiation by tracking changes in blood flow and oxygenation. Light sources placed on the scalp send near-infrared light into ...

13 hours ago
Medical Xpress / Nearly 29,000 genetic 'switches' found unique to East Asian populations

Researchers have mapped how genetic switches are regulated in East Asian populations, identifying tens of thousands of unique markers linked to complex diseases. This massive dataset bridges a crucial diversity gap in genetics, ...

8 hours ago
Medical Xpress / A new add-on for combat PTSD treatment: MRI-guided TMS significantly reduces symptoms in clinical trial

An advanced version of a procedure using magnetic fields to stimulate brain nerve cells in treating depression was significantly effective for 85% of active military and veterans suffering from combat post-traumatic stress ...

13 hours ago
Phys.org / African frogs haven't forgotten the ice ages. Scientists can tell by where they live.

Why are frogs diverse in some parts of Africa's rainforests and less so in others? The patterns of cooling and glaciation during the last ice age would probably not have been your first answer or even your last-ditch guess, ...

6 hours ago
Phys.org / Researchers clarify how cells remove damaged endoplasmic reticulum

The cell's endoplasmic reticulum (ER) plays a central role in protein synthesis, folding, and calcium (Ca²⁺) storage. When damaged, ER-phagy (self-eating) removes affected ER regions via double-membrane vesicles called autophagosomes. ...

6 hours ago
Phys.org / 'We are living with disinformation. We are not going to eradicate it,' global expert argues

Disinformation communicated by and on behalf of foreign powers is now part and parcel of digital statecraft in the information age, an expert from Cardiff University has said.

4 hours ago
Phys.org / Fly ball: Drosophila can learn while playing with tiny spheres

For more than a century, the fruit fly has been a workhorse of the biological sciences that has helped scientists to make fundamental breakthroughs in fields such as genetics and neuroscience. As it turns out, human scientists ...

6 hours ago
Medical Xpress / Smart MRI molecules developed to detect and treat cancer

Researchers at NYU Abu Dhabi have developed smart molecules that can both detect and treat cancer, offering a safer and more precise approach to care. The research, published in the Journal of the American Chemical Society, ...

6 hours ago
Phys.org / Would you spread pain to be fair? fMRI study tests moral choices in ice water

When making ethical decisions, university students appear to prioritize fairness and the fate of the worst-off over either reducing total harm or obeying unconditional moral precepts, according to a study published in PNAS ...

7 hours ago
Medical Xpress / Study of 633,000 people links loneliness to suicidal thoughts

Loneliness plays an important role in the development of suicidal ideation, thoughts of ending one's life, which precedes nearly every suicidal death, according to a study by researchers at Vanderbilt Health. Their findings, ...

7 hours ago
Medical Xpress / Biomarkers could improve depression diagnosis

Neuroscientists at the University of New England (UNE) have found three distinctive brain patterns shared by people with childhood maltreatment and depression that could provide the launching pad for a new approach to diagnosis ...

4 hours ago
Medical Xpress / This new method may make French fries lower in fat

Love French fries but not the extra fat? Scientists say they may have found a way to make them healthier without losing their crunch.

8 hours ago