But, once it hangs high above the sky, where you're only likely to see the occasional ... Astronauts in space can also experience the moon illusion, even when there isn't anything in their line of ...

Here's the thing: That giant moon you see, as you look at the horizon, is the same size as when you see it in the sky. It's ...

The Hubble Space Telescope captured an image of a star and a spiral galaxy, both in the constellation Virgo. But the photo is ...

If you're traveling with kids, there is no better place in Edinburgh than Camera Obscura and World of Illusions ... see anything at all – when the sky was overcast. Opening hours vary seasonally ...