Engineering publications brought to you by Mark Allen

Technology

Mini rotary air motor is maintenance-free

Human lungs and leaves show way to more power

Vibes controlled actively

Adhesive sticks reduce bulky tools problem

Proactive protection

Turning the handle is multiplied into drill revolutions

Fastener strapped for safety

Nano layers give toughest finish to tools

Changing colours beckon future world

Hot prospects for remote measurement

A fastener to ensure cleanliness

Caring for the old offers big opportunities