Kevin Alessandro Lopez

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Brains grow and shrink like 'rainbows' as we age - Futurity

Researchers have used a new magnetic resonance imaging technique to show, for the first time, how human brain tissue changes throughout life.

Surgeons Say This Woman Became “Hyper Empathic” After They Removed Part of Her Brain

Susan (not her real name) had suffered from epileptic seizures since the age of two. Localized to her right temporal lobe, they'd been successfully …

The Immune System Explained I – Bacteria Infection

Immune System

The Inconvenient Immigration of Chikungunya

Immigration has become a major point of discussion of late. While human manifestations have grabbed most of the headlines, there is another <i>microbial</i> migration happening that has been met with little reaction. This new resident is a virus known as Chikungunya – or CHIKV – and it appears to have …

Public Health

Scientists develop nasal test for human prion disease

A nasal brush test can rapidly and accurately diagnose Creutzfeldt-Jakob disease (CJD), an incurable and ultimately fatal neurodegenerative disorder, …

Scientists find 6 new genetic risk factors for Parkinson's disease

Using data from over 18,000 patients, scientists have identified more than two dozen genetic risk factors involved in Parkinson's disease, including …

Why do we have blood types?

More than a century after their discovery, we still don’t know what blood groups like O, A and B are for. Do they really matter? Carl Zimmer investigates.<p>When my parents informed me that my blood type was A+, I felt a strange sense of pride. If A+ was the top grade in school, then surely A+ was …

Medical Research