Why are there so many earthquakes in Granada?
Granada is a province where numerous earthquakes take place frequently. Although they are not too high and dangerous earthquakes,…
what are meridians
We have all seen a map of coordinates where there are marked meridians. There are many people who do not know well...
Image of the black hole in our galaxy
Three years ago, the scientific community of the Event Horizon Telescope (EHT) surprised the world with the first photograph of a…
How does a black hole sound?
The black hole at the center of the Perseus galaxy cluster has been associated with sound since 2003…
What is an ecosystem
Many people do not know what an ecosystem is. Ecosystems are biological systems made up of groups of organisms that interact…
Antarctic Climate
Antarctica is the fourth largest continent in the world and the southernmost (southernmost) continent. In fact,…
how the oceans were formed
Throughout history, people have wondered how the oceans were formed. At the beginning of the XNUMXth century, it was believed that…
Alfa Centauri
Stephen Hawking, Yuri Milner and Mark Zuckerberg are heading a board of directors for a new initiative called Breakthrough Starshot, whose...
Sentinel-6 satellite
The world's most advanced Earth observation satellite was launched from Vandenberg Air Force Base...
mass extinctions
Our planet has more than 4.500 million years of evolution. In all this time there have been several changes that…
what is an orbit
When we talk about astronomy, the solar system and the planets, we always talk about the orbit. However, not all…