Knowledge Nibbles

Knowledge Nibbles

Enjoy some brain food and keep up to date on the science behind current events with our bitesize science articles! Each “nibble” is synthesised from various sources into a 2 minute read. Satisfy your hunger for knowledge by clicking the links below!

Electric skies: what is lightning and how do
thunderstorms work?

Around the world, every day there are over 3 million flashes of lightning – that’s about 44 strikes per second. The beautiful bolts and characteristic rumbles of thunder are instantly recognisable, but what actually causes them? And can you have one without the other?

Why are bubbles rainbow coloured?

In the bath, washing the dishes or playing outside – we all recognise the rainbow sphere of a soap bubble. But soap isn’t rainbow coloured, and neither is water… So what causes the beautiful spectrum on its surface?