A flower-shaped soft robot could make brain monitoring less invasive
The flexible sensor array would be deployed through a small hole in the skull
![photo of a brain sensor](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2023/05/050923_bh_soft_brain_sensor_feat.jpg?fit=1030%2C580&ssl=1)
A new type of brain sensor consists of flexible “petals” (pictured) that are inverted into a central hub before insertion through a small hole in the skull and then “bloom” outward to lie flat on the brain's surface.
Alain Herzog/École Polytechnique Fédérale de Lausanne