I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

It can't be seen, can't be felt, can't be heard, and can't be smelt.
It lies behind stars and under hills, And empty holes it fills.
It comes first and follows after, Ends life, and kills laughter.
What is it?

what does the below rebus means?

I’m tall when I’m young, and I’m short when I’m old. What am I?

What is so fragile that saying its name breaks it?

Which letter of the alphabet has the most water?

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

He runs but never walks. Murmurs, but never talks. Has a bed, but never sleeps. And has a mouth, but never eats?