What happened when the wheel was invented?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

A man dies of old age on his 25 birthday. How is this possible?

These types of puzzles are known as charades. What you have to do is find two words that are referred to in the first stanza and the second stanza and put them together to form the third word in the third stanza.

Just for example, if my first refers to 'off' and my second refers to 'ice', then my whole will be office.

My first is present - future's past -
A time in which your lot is cast.

My second is my first of space
Defining people's present place.

My whole describes a lack of site -
A place without length, breadth, or height.

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

What does this below rebus puzzle mean?

What type of tree can I carry in my hand?

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?

By what process could you make a 'Tea-Table' into food?

Bay of Bengal is in which state?