Cosmologists have been debating the shape of the universe for decades. From simple observation we know the spherical shape of Earth, stars and other celestial bodies. Although, what shape is the entire universe the galaxies are embedded in? In cosmology, a difference is made between the observable universe and the global universe. As the name … Continue reading The Shape of The Universe.
Where is the edge of the universe? Most importantly, what happens if we try to get there? Let's state the obvious, surely there can be no edge to our universe if the universe is infinite. On the other hand, how can it be part of our universe if we can't interact with it? After all, … Continue reading The Edge of The Universe.
The instant of the Big Bang gave birth to hydrogen, helium and a small amount of lithium. Hydrogen and helium are the main elements that fuse to give stars their heat, energy and intrinsic brightness. When discussing matters of cosmology I may have neglected lithium slightly. Lithium is one of the oldest elements in the … Continue reading Where Did All The Lithium Go?
In the past year of blogging for GLAMsci, the most questions and feedback came from the speed of light series so I thought a bit of housekeeping was in order to post another blog relating to it. To be fair, in my posts I discussed the finding of the speed of light and how it … Continue reading Why Is The Speed of Light Finite?
As far as the human race can tell, we humans seem to live on the only planet with any form of intelligent life on it. Since the late 1960s mankind has been to or sent probes and telescopes outside the Earth to find out more about the Universe. Science fiction has given extraterrestrial life a … Continue reading
As far as the human race can tell, we humans seem to live on the only planet with any form of intelligent life on it. Since the late 1960s mankind has been to or sent probes and telescopes outside the Earth to find out more about the Universe. Science fiction has given extraterrestrial life a … Continue reading The Origin of Life Series : Is It Irrational To Believe in Aliens?
Approximately 4.6 billion years ago our solar system started to form. The Big Bang being 9.2 Billion years before our own solar system started to form. By this time the universe looked pretty much as it does now due to the 9.2 billion years worth of expansion and cooling. Within those 9.2 billion years hundreds … Continue reading The Origin of Life Series Part 2 : Formation of Life on Earth.