Seeing as Earth is just right for life, does that make hunting for ET futile?
Could plankton be modified to eat plastic?
If pi just keeps going, how do we keep finding more numbers?
Which animal would come out of the ring alive?
Do any other animals go through the menopause?
Can we make gravity by spinning a spaceship?
Is a spacewalk really a big deal?
Is the blue whale really the longest animal?
If you started counting when you were born, what number would reach before you died?
Why don't compasses point to East or West?
Whether or not insects feel is a contentious issue so we sought the help of an expert...
What would have happened if Neil Armstrong had taken one giant leak for mankind?
...and where does the sky end?
...and if so, why?
By eating omega-3 fatty acids, could I cut the risk of a heart attack?
My dad is dark-skinned, my mother light so could I change the colour of my skin?
Normally, when stuff collides, things fly apart from each other. So how did planets form in the first place?
How long could someone survive on a bypass machine?
And if so, would this mean there's no such thing as free will?
Would you get chicken twins? Or even Siamese chickens?
If sheets rubbing together can cause static, could this start a fire?
...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?
Seats are weighty, but would it make much of a saving?