Tags » Cosmic Microwave Background Radiation

The size of the observable universe is complicated.

The radius of the observable universe is often stated to be 46 billion light years.  From a certain point of view, this is true, but I think it’s a bit of a misleading statement.   1,075 more words

Astronomy

Big Bang – Part 1.3 - Cosmic Microwave Background Radiation (CMB) (parts 3.1 & 3.2)

1.3 – Cosmic Microwave Background Radiation (CMB)

1.3.1 – Introduction

In the previous posts we have discussed how the theory of ‘Big Bang’ developed and then how it has been able to calculate the ‘age of the universe’. 1,041 more words

Big Bang

The Big Bang’s Identity Crisis - The Nature of Reality

Think of the Big Bang, and you probably imagine a moment in time when matter, energy and space itself all burst into existence at once. Yet many astrophysicists now believe that the “Big Bang” was actually two distinct events: first the inaugural instant of space and time, and second the generation of most of the “stuff” that populates that space.

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Zeitgeist

Growing doubt that gravitational waves were actually detected

Nature has an article up describing the problems with the BICEP2 results that are now being identified by various scientists.  It’s actually the second one I’ve seen them publish on this. 340 more words

Zeitgeist