Microwave imaging is used plenty, however, and due to its flexibility and lack of moving parts, the sensor could be used to build better integrated, cheaper airport scanners and vehicle collision avoidance technology -- making you safer however you choose to travel.

ENGADGET

While imaging systems that capture infra-red and microwave wavelengths already existed, said Mr Hunt, they were typically expensive, bulky or complicated to build.

BBC: Lens-less camera emerges from metamaterials work

These range from microwave ovens and laser light shows to home security systems and medical imaging devices. (CDER even regulates laser pointers but not online presentation software, if ever a true risk to human health).

FORBES: If Tanning Beds Were A Drug, They'd Be Illegal