Restoring speech after paralysis | CT scans and cancer risks | Visual information processing in the brain

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 April 29, 2025 Edition 

Brain-computer interface restores natural speech after paralysis

Researchers developed a brain-computer interface that quickly translates brain activity into audible words.

Radiation from CT scans and cancer risks

Researchers updated estimates of radiation-related cancers in the U.S. that can be expected based on the current use of CT scans.

Understanding how visual information is processed in the brain

Scientists mapped the connections between hundreds of thousands of neurons in a small section of mouse brain and examined their firing patterns in response to visual stimuli.

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