What does ‘antibiotic-resistance’ mean?
It has been known for millennia that certain kinds of fungus and mould can be helpful when treating infections and…
What would happen if the Earth stopped spinning?
This question was asked by Ana from Aracena, Spain. Many people think that if the Earth stopped spinning there would…
Why does ice float?
This question was asked by Jacqui from West Sussex, UK. If you drop an ice cube into a glass of…
What is the Goldilocks zone?
Most children know the story of Goldilocks and the Three Bears; a little girl breaks into a house, finds fault…
What are sinkholes and why do they happen?
This question was asked by John from Leeds, UK Sinkholes are very deep holes that appear in the ground without…
Why is there gravity on Earth but not in space?
This question was asked by Joseph from Plymouth, UK. Although gravity has always existed on Earth, it wasn’t until the…
What really happens when a caterpillar turns into a butterfly?
We all know the life story of a butterfly; the egg hatches into a caterpillar, which then encases itself in…
The science of cake
Baking’s great – you combine a few ingredients, add heat and end up with something tasty. But did you know…
Why do bubbles form in a glass of water that’s been left for a while?
This question was asked by Lucy from Taunton, UK. You may have noticed that if you leave a glass of…
Why is the moon sometimes visible during the day?
This question was asked by Lily from Gravesend, UK. When we’re small children we learn that the Sun is visible…