Light weight packing for an overnight stay. Could be ideal for camping. When you don't need a suitcase and you're travelling lightweight, how to fold your t-shirt and underwear.
Gav shows you how insanely quick the inside of a DSLR camera moves when it takes a picture, by filming it at 10,000 fps.
The True Mirror, which enables us to see ourselves as others see us! First patented in 1887, the True Mirror uses a combination of two mirrors, placed at right angles. In order to avoid an obvious line down the middle, the True Mirror uses front silvered mirrors, which have been made to fit together very precisely. There is a small adjustment button at the side, which you can turn to make sure the mirrors are perfectly aligned, and the join down the middle is all but invisible.