I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

Spot the cat in the picture below

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log.

Can you calculate the weight of the entire wooden log?

Using the clues below, what four numbers am I thinking of?

The sum of all the numbers is 31.
One number is odd.
The highest number minus the lowest number is 7.
If you subtract the middle two numbers, it equals two.
There are no duplicate numbers.

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

What does an Island and the letter T have in common?

If an electric train is travelling south, then which way is the smoke going?

I look flat, but I am deep. Hidden realms I shelter. Lives I take, but the food I offer. At times I am beautiful. I can be calm, angry, and turbulent. I have no heart but offer pleasure as well as death. No man can own me, yet I encompass what all men must have. What am I?