What sound is sent to NASA by NASA?

It has been 38 years since NASA first "launched" a recording of Earth's sounds and signs into space.

What sounds does NASA send to aliens?

Have you ever thought of any other civilization in the universe? The whole mankind always wonders about it. We have not been able to find every corner of that vast universe , so the best way is for them to find us.

By sending sound collections from the Earth into the universe, humanity hopes that other civilizations can hear and answer us. The first recording (Golden Record) was sent into space 38 years ago, and until today, NASA has just released those recordings for the first time, they upload directly to Soundcloud and everyone has can listen.

Golden Record - Golden recordings with the mission of all humanity.

However, it is important to know that the sound sent into the universe has been encoded and mostly in the form of a squeaky sound, while the sound clips on NASA's Soundcloud are their true sound. Below is a summary of all Golden recordings from the 1970s to the present.

1. Golden Record: Train
2. Golden Record: Crickets, Frogs
3. Golden Record: Tame Dog
4. Golden Record: Kiss, Mother And Child
5. Golden Record: Morse Code, Ships
6. Golden Record: Horse And Cart

The content of the audio clips includes a 55-hour greeting , from Western languages ​​to ancient languages. But so far, we have never been answered!