'Where does it all end? The debate about the edge of the universe', Harpers
Tags: 1970s; 1974; 1974-6-1; Astronomy; Astronomy and Astrophysics; Big bang theory; Cosmology; Expanding universe; Ferris, Timothy; History; Physics; Quasars
'Over the edge of the universe', Harpers
Tags: 1960s; 1967; 1967-3-1; Asimov, Isaac; Astronomers; Astronomy; Astronomy and Astrophysics; Beginning; Big bang theory; Cosmogony; Galaxies; History; Physics; Radio waves
atom, dcmes-xml, json, omeka-xml, rss2
