Why do some parts of the body speed up as we get older, whilst others deteriorate?
Are there any invisibility cloaks in the animal kingdom? In other words, can any animal be truly invisible?
What is the best way to clear a car of flatulence? Is there a combination of sunroof cracking, window opening that most...
Izzie Clarke has been investigating this colourful conundrum from David.
Limonene causes the smell in both oranges and lemons: why don't they smell alike?
Do chillies burn both ways?
Why do herbivores have such diverse poos?
How to plants move so quickly and trap flies?
Why do mints make you feel cold, and chilies make you feel hot?
what changes in your body from start to finish?
Are hairy men better at producing babies?
Will someone in the Arctic circle be less sensitive than someone in Australia?
What's the cause of the splitting headache we sometimes get when eating something cold?
How quickly does your cup of tea get through your body?
What percentage of the atoms we are born with, do we die with?
Do any other animals go through the menopause?
Whether or not insects feel is a contentious issue so we sought the help of an expert...
...and if so, by how much?
The taste of milk can change depending on what the cow's eaten. But is this enough to taste like strawberries?
We all know the old wives tale but could it help lessen a bruise?