EarthArabia has been green for long spells in the past 8 million years Ancient rocks reveal there were several humid spells in Arabia’s past, which might have given early hominins a route out of Africa long before our genus migrated News
HumansAre we really doomed? An entertaining guide to humanity's extinction Few people could write so genially, even humorously, about our existential crisis. Henry Gee can, in his excellent new book The Decline and Fall of the Human Empire Culture