Humanitarian supplies such as inflatable life rafts and tents should be mounted on cruise missiles for extremely rapid disaster response.

Arm wrestling would be greatly improved with the use of glove puppets.

The Japanese capsule hotel could be combined with a coach to create a portable sleeping solution for disaster relief

Arrows on pavement should indicate recommended passing side for pedestrian movement, using the same system as a nation’s road traffic

Earth-wide human family tree website, combining all previous genealogical research into a huge database

A heated blanket that simulates breathing and pulse would make for a comfy sleeping experience

Pen with magnifying glass attached for extra small writing

Suburban home with concealed entrance/no obvious front door