Q&A
How much will exercise control my blood pressure?
How much exercise do you need to do to help control your blood pressure? A doctor explains the best exercises you can do
How can I find out if I smell?
Nose blindness/olfactory fatigue can make you unaware of your own stink but there might be a way to find if you do smell bad
Can liquids exist in space?
Even the simplest states of matter aren’t safe beyond Earth
What's the best position to sleep in?
A doctor explains what the "best" position to sleep in is. It all depends on your situation
Can animals get drunk?
The natural world is one big pub, with alcohol on tap from fermented fruits, sap and nectar. Different animals have different tolerance levels
What if we built a super-collider around the Moon?
Scientists have considered putting a super-collider on the Moon. What benefits would this have over the Large Hadron Collider at CERN?
What's the most effective way to use a defibrillator?
A recent study suggests a new way to use a defibrillator that might double someone's chance of survival
What’s the best comeback to an insult?
'I know you are, but what am I?' is surely the best comeback of all time.
The top 10 fastest jets in the world 2025
Come and take a look at our gallery of the top ten fastest jets in the world. All while singing 'Highway to the danger zone'...
Why do cats get the zoomies after pooping?
The science behind 'poophoria'.
Here's what déjà vu (or the lack of it) says about your brain health
Why déjà vu is far from a memory fault – and how some people experience it constantly.
What ever happened with the Bermuda Triangle?
Turns out there's no much truth to the legend.
This bizarre underwater 'blue dragon' fights with stolen jellyfish venom
These blue sea slugs spend their lives hanging from the surface of the ocean
Do dogs really understand the words used on soundboard buttons?
In some online videos, dogs seem to have conversations with their owners by pressing buttons on soundboards
How can I look after my knees as I get older
Here's how to improve the strength of your knees, to reduce stiffness, aches and pains as you get older
Do the tides of different seas affect each other?
Thanks to its local geography, this coastal town is affected by tidal forces from two different seas
Here's what a 3,000-year-old mummy actually smells like
Scientists have discovered what mummies smell like and it's surprisingly not too bad.
Are negative-calorie foods real?
Often touted as having zero, or even 'negative-calories', celery does indeed contain calories so it isn't a magical weight-loss food.
How much does the average human body cost?
How much would it cost to make you from scratch? Spoiler: not much
How does background radiation affect particle detectors?
The strange science of radioactive steel and sunken treasure
Why do we feel emotions in different parts of our bodies?
Where in your body do you feel anger or pride?
Are receipts really covered in chemicals?
Should you be concerned by 'forever chemicals' on your shopping receipts?
Why you're probably stroking your cat completely wrong (and how to do it right)
Fun fact: your cat probably hates the way you're currently petting them.
Which animal has the sharpest teeth?
This sharp-toothed creature was similar to an eel and lived 500 to 200 million years ago