An optical illusion, or visual illusion, is a visually perceived image that differs from objective reality. This type of illusion makes the brain's interpretation of an image that does not match the ...

Some 40 kilometers east of the Tanzanian coast in East Africa lies Latham Island, a rocky, utterly isolated and uninhabited piece of land about the size of seven soccer fields. It was on this unlikely ...

Relying on digital mapping can erode your traditional navigation skills – could a refresher course be the answer? Alex Roddie ...