Why is too much sun bad for you and how does sunscreen work?
We all know that a tan or sunburn is a sign of damaged skin, and using sunscreen or sunblock is…
Fatness, thinness, fitness and health
Modern society seems to be obsessed with the way people look, particularly whether they’re fat, thin or in between. So…
Why do chilli peppers make your mouth feel like it’s burning?
This question was asked by Ariadne from Alexandroupoli, Greece. Chilli peppers have been cultivated by humans for more than 6,000…
Meet Chilesaurus diegosuarezi – the strangest dinosaur yet?
In February 2004 Diego Suarez, then aged 7, was hiking with his parents in southern Chile when he found a…
If you sneeze with your eyes open will your eyeballs fall out?
This question was asked by Albatross class at Swiss Gardens Primary School, Shoreham, UK. Sneezing is a protective action; it’s…
Why do some volcanoes erupt after being dormant?
This question was asked by Nikolas from Alexandroupoli, Greece. The surface of our planet isn’t solid; enormous plates of land…
Can you touch clouds and are they fluffy?
This question was asked by Iwan in Bromley, UK. Clouds are formed when water on the Earth’s surface evaporates; that’s…
Why do we get brain freeze?
This question was asked by Sarah from Chichester, UK. Brain freeze, or to give it its proper name sphenopalatine ganglioneuralgia (I…
How can you print a prosthetic?
A prosthetic is an artificial limb or body part, created to replace a part that is damaged or missing. Traditional…
Could a chocolate teapot actually be useful?
This question was asked by Liz from St Albans, UK. “As useful as a chocolate teapot” is a phrase used…