Question

The invention of is the most revolutionary invention of human life​

Answer 1

Answer:

Made nearly two million years ago, stone tools such as this are the first known technological invention. This chopping tool and others like it are the oldest objects in the British Museum. It comes from an early human campsite in the bottom layer of deposits in Olduvai Gorge, Tanzania.

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Answer 2

Answer:

Great Inventions That Revolutionized History

The Wheel (3500 BC) – Let's Get Things Rolling. ...

The Compass (206 BC) – The Pathfinder. ...

Waterwheel (50 BC) – The Overlooked Invention. ...

Calendar (45 BC) – Save The Date. ...

Pozzolana (27 BC) – The Ancient Concrete. ...

Clock (725 AD) – the First Mechanical Clock. ...

The Printing Press (1450) – The Gutenberg Effect.