Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

Why Wine Glass Stem is so long?

I came first on earth but second on the heaven.
I also came twice in a week but found just once in a year.
I stay away from months but you can find me in February.

What am I?

Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

1 rabbit saw 9 elephants while going to the river. Every elephant saw 3 monkeys going toward the river. Each monkey had 1 parrot in each hand. How many animals are going towards the river?

Identify Me

Hint1: I am a god
Hint 2: I am a planet
Hint 3: measurer of heat

I can write cow in 13 letters.

Can You?

I have feet, but no legs. Which animal Am I?

how come the second man dies?

This is a famous paradox which has caused a great deal of argument and disbelief from many who cannot accept the correct answer. Four balls are placed in a hat. One is white, one is blue and the other two are red. The bag is shaken and someone draws two balls from the hat. He looks at the two balls and announces that at least one of them is red. What are the chances that the other ball he has drawn out is also red?