Which is faster, Heat or Cold ? Explain.

What has 13 hearts but no other organs?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

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.

There is something which is always coming but never arrives?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

What can you deduce from the following BrainBat?

CRY
LMKI

I am quite hot but become too cold if you remove the first two letters. What am I?

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

what does the below math rebus puzzle mean?