Engineering publications brought to you by Mark Allen

Sensors

Sensor could aid construction of real-time pollution maps

Air-monitoring nanosensor installed on university roof

Cover-crop seeder could help farmers save time and money

Surveillance system tags and tracks suspicious individuals

'Electronic nose' could help to identify infant bowel condition

Car seat is able to monitor a driver's heartbeat

Team eyes infrared route to diagnose endometriosis

Research team moves towards on-site DNA fingerprinting

Accident-prevention systems trialled at German intersection

Sensor network could detect trace quantities of explosives

Bee venom makes explosives detector extra sensitive

Chest movement radar could help prevent cot death