Why are MRI machines so noisy and what stops us making them quieter?
The noise of an MRI machine is just an unfortunate by-product of their construction, explain our readers
Regulars
Will the ocean ever be too salty for life to thrive? Part 2
Regulars
If all Earth鈥檚 water were put in a ball, how large would it be? Part 2
Regulars
This week鈥檚 new questions
Regulars
Holy prosociality! Batman makes people stand for pregnant passengers
Regulars
Environment
Do weeds really love poor soil? Not if you look at the science
Regulars
Mathematics
Bored of snakes and ladders? Some maths can help bring back the fun
Regulars
Do birds actually sleep more in winter?
Regulars
Is the concentration of salt in the oceans gradually increasing?
Regulars
Why do we use pillows? part 2
It is not only humans that find head support useful when sleeping, explain our readers
Regulars
This week鈥檚 new questions
Regulars
Think of a card, any card 鈥� but make it science
Regulars
Environment
Cold War bunker collapses onto beach
Regulars
Twisteddoodles: So, you’re a rocket scientist?
Regulars