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Early and accurate diagnosis of dementia is still difficult in many places around the world. Right now, doctors use expensive brain scans like MRI and PET to check for signs of Alzheimer’s disease.

Millions of men could benefit from a new, faster prostate cancer scan. The quicker, cheaper MRI scan was just as accurate at diagnosing prostate cancer in clinical trials as the current 30- to ...

Researchers in Germany and Australia have created a simple but powerful tool to detect nanoplastics—tiny, invisible particles that can slip through skin and even the blood-brain barrier. Using an ...