This is what happens when you look at the Earth from a spectacular space

(Nebulae are places where stars are born.) Step Here Stepenson 2-18 is compared / compared to the part known as the "Pillers of creation" of the M16 or eagle nebula. The eagle nebula is located in the Serpens Constellation, 6500...

24 october 1946. A time when no one saw what the earth would look like from space. The following is the first image of Earth from space, taken 65 miles above, with a movie camera fitted to a modified v2...

We know the speed of light. Einstein found a limit to his theory of special relativity.But what is the maximum speed of sound? The speed of sound depends on its medium. It is a mechanical wave. Vibration in the medium...