Scientists create a micro-CT scan image of Drosophila in fine detail.

Despite being made of different materials, zebrafishes’ and land animals’ scales form in a similar process.

A robot’s gentle nudge could add just the right amount of force to improve walking for patients with mobility-impairing ailments such as Parkinson’s disease, multiple sclerosis, and stroke.
 

The wearable technology, akin to motorized leg braces, help children with physical disabilities extend their knees as they walk.