Do you wake up needing to pee, or need to pee because you鈥檝e woken up?
At night, the brain and bladder are debating whether to get you up or let you rest, explains one reader, and it鈥檚 usually the bladder that calls the shots
Regulars
What would happen if a spinning disc neared the speed of light? Part 2
Regulars
Which animals can recognise individual people? Part 2
Regulars
This week鈥檚 new questions
Regulars
What would happen if a spinning disc approached the speed of light?
Regulars
Must the evolution of an adapted trait in nature reach a limit? Part 2
Regulars
How would we spot an antimatter comet in our solar system? Part 2
Regulars
This week鈥檚 new questions
Regulars
Must the evolution of any adapted trait in nature reach a limit?
Regulars
If an antimatter meteor came into our solar system, how would we know?
If an antimatter meteor came into our solar system, we鈥檇 definitely know about it, says one reader, especially if it hit the sun
Regulars
Should bubble wrap face the inside or outside of the object? Part 2
Regulars
This week鈥檚 new questions
Regulars
How do you get the most clothes into a suitcase?
Regulars
What happens if an entangled particle falls into a black hole?
Regulars