Category Archives: Physics and Neuroscience

August 13

Diffusion MRI: Mapping the structural highways of the brain

Some of my favorite scientific images to look at come from scanning the human brain with a tool called diffusion magnetic resonance imaging (or diffusion MRI). These images depict the long fibers that connect one part of the brain to another in a color-coded fashion, with a beautiful result: a colorful map of the brain’s […]

July 16

Perks of Being a Trichromat

As a youngster, many excursions with my grandmother would end with her pointing out the breathtaking combination of hues that graces the sky during golden hour. She would be sure to mention the weather predictions that stem from our folklore: Warm mixtures of pink and lavender, she would tell me, means that tomorrow will be […]

October 03

A critical point about the brain

Neuroscience is one of the most fascinating fields of study, spanning science, art and philosophy. Okay, I may be biased here, but if you really think about it, we are trying to understand emotion, motivation, intelligence, and consciousness. We are trying to discover what sets humans apart, what unifies animals, what causes neurological disease, all […]

June 06

Speech Synthesis from Brain Activity

[En español] The existing technology that assists people with speech disabilities is reliant on brain-computer interfaces which translate eye and facial muscle movements into words. However, this translation is limited in speed – approximately 10 words per minute, which is considerably lower than the rate of naturally produced speech (150 words per minute). The process […]

June 29

Feelin’ the Beat (Frequency)

What do you think when you read the word interference? If you’re like most people, you probably think it’s negative. Colloquially, interference tends to be obstructive or destructive, like interference keeping your radio or TV from picking up a station, or pass interference in football. I’m NeuWriting to inform you of a recent study in […]