You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

What runs around the whole yard without moving?

Can it be possible to build a house that has all its four walls facing towards the South?

A man dies of old age on his 25 birthday. How is this possible?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

After undergoing a successful eye operation, A blind girl has just boarded a train to her home. The doctor asked her to open the bandages after 3 hours. On her train journey, she opened the bandages and within a fraction of the time she commits suicide by jumping off the train.

Though her operation was successful, Why did she commit suicide?

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?

Can you place three balls such that the equation shown in the picture holds true?

You have an empty wine bottle with a cork that has been secured at the top in a normal way. There is a metal ring inside the bottle that is suspended by a string.

How can you make the metal ring drop to the bottom if you are not allowed to touch anything - not the bottle, not the cork, not the thread and not the ring?

Be active and find the killer in the picture Riddle below.