"What is a redshift?" (Ask an Astronomer)
Ask an Astronomer Video • May 24th, 2006 • ask2006-001
'Ask an Astronomer' uses an astronomer, a flying saucer, and a cow to help explain this difficult astronomical concept in simple terms.
'Ask an Astronomer' uses an astronomer, a flying saucer, and a cow to help explain this difficult astronomical concept in simple terms.
