When it comes to making errors on your smartphone touchscreen, it's all in the thumbs. But it's length, not thickness, that matters.

The AuraRing system can track hand movements and the user's finger, which could allow finer control over games, smartphones, VR, and more.

Extremely rare lemurs called aye-ayes have long, spidery fingers for spearing grubs. Scientists have just discovered that they have "pseudothumbs," as well.

A test of mobile typing speed reveals that the gap between mobile and desktop has narrowed. You can try the texting speed assessment for yourself.

A robotic gripper's gentle grasp could make it a safer coworker on an assembly line, say researchers.

A new e-glove can help people with prosthetic hands feel pressure and temperature, while also giving prostheses the softness and warmth of real skin.

"...this is another instance where you're seeing that staying physically active affects your overall health and your cognitive health."

Nerve transfer surgery shows promise in restoring some hand movement for people with tetraplegia after a spinal cord injury.

With some changes, a standard smartwatch can figure out when a wearer was typing on a keyboard, washing dishes, patting a dog, and more.

The new "SpinalLog" device uses foam and sensors to let physical therapy students practice moving the spine—no patient required.