What was invented first. the radio steam engine television or airplane?

The steam engine was invented first, followed by the radio, then the airplane, and finally the television.

Here are the dates of invention for each:

* Steam engine: The first steam engine was invented by Thomas Savery in 1698.

* Radio: The first radio was invented by Guglielmo Marconi in 1895.

* Airplane: The first airplane was invented by the Wright brothers in 1903.

* Television: The first television was invented by Philo Farnsworth in 1927.