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DARK MATTER AND DARK ENERGY

INTRODUCTION 'Matter' when we go out we see trees, buildings, cars, motorcycles, etc... We are surrounded by matter Everywhere. Stars, planets, galaxies everything is matter. All this visible matter is just about 5% and the rest of it is dark matter and dark energy. All we experience is just a tiny bit of a fraction of the universe. But the thing is that we don't much about this dark matter and dark energy. To say what we know about this dark matter and dark energy is actually what it is not. We don't know what it is made up of and how but we know its effect on gravity and light.  DARK MATTER Our universe constitutes of planets, stars, galaxies they all have gravity but their gravity is not strong enough to hold them as they are. They are held by something which is strong enough to hold them together and cannot be seen doesn't emit or reflect light, what holds them is Dark matter. Dark matter is everywhere, it is scattered across the universe but we cannot see it un...

HOW BIG IS THE UNIVERSE?

UNDERSTANDING UNIVERSE IN A NUTSHELL  Our universe is estimated to be around  93 billion light-years width and  it's constantly expanding but then again  that's just the observable universe  alone  astronomy is an amazing field of science  but before you dive into the wonderful  world of astronomy let me share with you  some basic facts that might help you, later on,  let's start off with the term  Lightyear which is a very commonly used  astronomical term but what exactly does  it mean a Lightyear simply put is a  distance light travels in one year which  is about  5.88  trillion  miles. In astronomy, we also use the  word parsec which means 3.26  light-years but let's just try to  keep things as simple as possible so we  now know that one light-year is about 5.88  miles  and the universe is about 93 billion  light-years wide and when we multiply  those two ...

TOP 5 INTERESTING FACTS-2

 TOP INTERESTING FACTS VOLUME 2 Hey, guys, this is our second volume of facts we hope you all like it. As we said that if we get another 30 visits on volume 2 we will try to bring volume 3 of interesting facts.  1. If you are on holiday doing swimming and, suddenly you remembered that you have to post a mail. What you would you do? It might happen and we have to go to the nearest postal service. But people in Susami Bay, Japan have an underwater post box, where they can post their mails. It is under 10 meters depth from the sea level and is officially recognized as a mail collection point of Susami's postal system. It has a Guinness record for the deepest underwater post box. Susami Bay became a tourist place for this underwater post box.  2. Scientists say that lightning never strikes the same place twice but, it becomes untrue when it comes to Lake Maracaibo in Venezuela. On average 280 bolts of lightning strikes per hour, it is also called the Catatumbo lightning, beca...