Engineering publications brought to you by Mark Allen

Medical & healthcare

Bioprinting microrobot holds promise for internal tissue repairs

Key transformation principles that guided VentilatorChallengeUK

Manchester team creates pocket-sized particle accelerator

Pinch-points open micropores for needle-free drug delivery

Aerosol extractor could protect against spread of airborne diseases

Drawn-on-skin electronics gather data in motion

Video of the week: Miracle adds laser precision to bone surgery

Microcages stack up for regrowth of tissues

Vital capacity - the story behind Penlon's ventilator push

Theia device replicates functions of a guide dog

Energy-harvesting wearable monitors cardiovascular health

Spinal stimulators could give sensory feedback to prosthetic arms