What breaks yet never falls, and what falls yet never breaks?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

What kind of storm is always in a rush?

A patient was diagnosed with some ailment. He was given five different tablets to take at night at an interval of 15 minutes.

How long will it take the patient to consume all the five tablets?

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.

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

Can you guess the name of the month by looking the below rebus ?

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

Which five letter word can be added at the end of below word to form a
valid word?

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What does this rebus riddle means ?