A Pristine Universe

(Starts With A Bang!) – Ethan Siegel:

How sure are we that what we’re looking at is cosmic, rather than galactic? …

starts-with-a-bang 4b0fcbf3af6

Arecibo radio telescope

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s


%d bloggers like this: