The geometry of the
Does the Universe have a centre? An edge? Is it
infinite or finite?
Will the Universe keep on expanding or re-collapse?
What does it mean for the Universe itself to be
What is a black hole?
What caused the Universe?
What caused the Big Bang?
What caused what caused the Big Bang?
What caused what caused what caused the Big
and so on.
What was there before the Big Bang?
What are some of the (apparent?) parad
The expansion of the
What is a scientific theory?
What is space?
Can anything influence/change/warp/tear
If the Universe is a big space with stuff in it,
what does our understanding of space mean
The Origin of the Universe
Creation Stories I:
The Christian/Jewish/Muslim View
Genesis: In the beginning God created the heavens
and the earth. And the earth was waste and void; and
darkness was upon the face of the deep:
The origin of matter
What is matter made of?
Where did matter come from?
How do atoms and light interact?
What forces affect matter?
Why do we think there was a Big Bang?
How long ago do we think the Big Bang
Symmetry and imperfection
What is symmetry?
Why is symmetry so important in physics?
What is anti-matter?
What are the elementary particles everything is
What are the fundamental forces of nature?
What is spontaneous
The speed of space: inflation
Are there any outstanding problems with
the Big Bang theory?
What possible solutions do these
What is inflation?
Could the Universe undergo a phase
Where did all the mat
Large-scale structure in the
Universe and Dark Energy
What are the largest structures in the Universe?
If there is very large structure, does the Cosmological
How did the Universe get lumpy since the BB
What is the Universe?
How has our
understanding of the
Universe increased over
How do we know what we
think we know about the
Before we begin: Scientific Notation
In astronomy, number
A place for us
A place for us
Weve discussed what we know and dont know
about the origin of the Universe in some detail
How does this relate to us?
What is the significance of the Universe being
the way it is, originating the way it did, to
The riddle of dark matter
How much stuff is in the Universe?
How can we measure the contents of
the whole Universe?
Is there enough material to recollapse
What is the Dark Matter problem?
What is Dark Matter comp