What prevents them from sticking?
Some stress is good for you - how do you know when you've got too much on?
Does a change take place inside our brains when we drop off?
Can fad diets do more harm than good?
Fish sometimes open their mouths, but is it yawning?
Anthony wants to know if launching a rocket from a tube would make it travel faster.
And what about mental health?
Is Venus the only one...?
Would it ever be possible?
Citizen science projects are taking to the waters...
Any why do we have two tides a day?
There a NEW dating app in town...
How can chemicals create fire?
WARNING: Don't ship mantis shrimps in tupperware boxes.
How big can star systems get?
Would you WANT to?
SPOILER: There may be "whale vomit" in your perfume.
And how do know the colours of planets?
It because of the Earth's spin? Or maybe the wind?
This week, we're talking about Patrick's nose picking problem...
And what's the mummification process?
Is the earth unique in having them?
And did they interbreed?
We put this to our dinosaur expert from the University of Cambridge, Jason Head.
Was is put there on purpose?