Engineering publications brought to you by Mark Allen

Electronics

Low-power laser reveals high-resolution details from a kilometre away

Katydids' weird ears could lead to ultrasensitive microphones

Robot swarm completes retrieval task

'Flipperbot' to provide turtle solution to sandcrawling

Free app turns phone into a hearing aid

Device targets chronic pain

Graphene-vanadium 'ribbons' enhance battery performance

The wave ahead

Low-noise amplifier can detect radiation traces

Nanotube vibration could act as data storage

Low light imaging banishes distortion to see cancer cells

Variable-property metamaterial has optical application potential