The universe gives us simply spectacular images. In this case an image of Mars where you can see mountain ranges and observe the flow of sand and various materials that […]


If the other day I speak of the metric Alcubierre to travel at higher speeds than the relativistic I guess you realized that you call “metric” (I do not remember […]


As you know (or not), the universe is always in a cycle of destruction creation, where, thanks to the dense and strong materials that make up (for example) the earth […]