madscientist404i

The Big Bang, Cosmology part 1: Crash Course Astronomy

Thanks to observations of galaxy redshifts, we can tell that the universe is EXPANDING! Knowing that the universe is expanding and how quickly its expanding also allows us to run the clock backwards 14 billion years to the way the universe began - with a bang.
There are no comments to display.

Media information

Category
Other Science
Added by
madscientist404i
Date added
View count
274
Comment count
0
Rating
0.00 star(s) 0 ratings

Share this media

Top