spiral-galaxy-ratio-darktolight-matter-factor-ten-thats-probably-good-number

In a spiral galaxy, the ratio of dark-to-light matter is about a factor of ten. That's probably a good number for the ratio of our ignorance-to-knowledge. We're out of kindergarten, but only in about third grade.

0/5 (0)

Vera Rubin's Popular Quotes

0 Comments

Login to join the discussion