What is the difference between Invent and Discover? How to distinguish between Invent and Discover. Let's see the following examples.

They invented a very useful car.

They discovered a very useful car.

Scientist discovered a new planet yesterday.

Scientist invented a new planet yesterday.


Use invent of something which did not exist until man created it. Example: a car or a telephone.

Use discover of something which existed without man's knowledge, to find something that was hidden or that people did not know about before. Example: countries, continents, planets etc.