How rainbows form

From strange lights in the sky to rocks that spontaneously glide across the ground, the mysteries scientists are trying to finally crack

ELEANOR awoke with a start from a dream. Then she realised gradually, and with immense relief, that it was only a dream. It was one of the same sort that had been disturbing her sleep for some time. T

The beauty of sky gazing is how simple and adaptable it is. Begin whenever you have some time outside or near a window where you can see the sky, even if it’s just a patch. When you feel emotionally overloaded or flat, try it for a few minutes at a time.

From colliding galaxies to supermassive black holes, we take a look at some of the strangest sights in the universe

While the natural world is bursting with colour, some hues are much rarer than others. This is because of a combination of two factors: evolution and physics. Evolution selects colours that help anima

Amazing answers to your curious questions