Have you ever looked at a picture for a couple of seconds, only to discover there's more to it than you see? Optical ...

This projects the light from the Sun onto a piece of card inside a cereal box, where you'll be able to see the outline of the Sun as obscured by the Moon. Make sure to stand with your back to the Sun, ...

This week, we examine the release of close to 64,000 additional documents related to the assassination of President John F. Kennedy.