Needles

Health Microneedle patch offers painless way to track health without drawing blood

A new self-powered microneedle patch can track stress and health biomarkers without drawing blood or using batteries.

Discoveries Groundbreaking nanosurgical tool could lead to more effective cancer medications

Discoveries Lifechanging study reveals that damaged nerves can be regenerated

Discoveries Self-plugging microneedles — a better way to delivery drugs into the eyeball