1 Leslie, , The End of the World (London and New York: Routledge, 1996). For interesting recent papers on the risk of human extinction, see Global Catastrophic Risks, (eds.) N. Bostrom and M. M. Circovik (Oxford: Oxford University Press, 2008). See also Joy, Bill, ‘Why the Future Doesn't Need Us’, Wired (April, 2000), 238–262: ‘Our most powerful 21st-century technologies – robotics, genetic engineering, and nanotech – are threatening to make humans an endangered species’ is the summary at the head of this influential article. Global warming is discussed expertly by Hansen, James, director of the NASA Goddard Institute for Space Studies, in his Storms of My Grandchildren: The Truth About the Coming Climate Catastrophe and Our Last Chance to Save Humanity (New York: Bloomsbury, 2009).
2 Rees, M., Our Final Century (London: Heinemann, 2003).
3 Moravec, H., Mind Children (Cambridge, Mass.: Harvard University Press, 1998).
4 I discuss these things in The End of the World and in chapter two of Infinite Minds (Oxford University Press: Clarendon Press, 2001).
5 Weinberg, S., Dreams of a Final Theory (London: Hutchinson, 1993). See 187–188 in particular.
6 Rees, and Hut, , ‘How stable is our vacuum?’, Nature 302 (April, 1983), 508–509.
7 Rees, , Before the Beginning (Reading, Mass.: Addison-Wesley, 1997). The quotation is from page 207.
8 Rees, Our Final Century (London: Heinemann, 2003), 122.
9 Sher, M., ‘Electroweak Higgs potentials and vacuum stability’, Physics Reports 5 and 6 (1989), 273–418; see especially 335–336.
10 Brown, N., New Strategy Through Space (Leicester: Leicester University Press, 1990); see especially page 85.
11 In The End of the World, which also includes much detailed discussion of many doomsday scenarios (it even mentions – for storm clouds could be seen approaching even in 1996 – a tiny risk associated with world-wide economic collapse, ‘the huge U.S. governmental, commercial and household debt’ and ‘stock-market trading in derivative securities’ combining to ‘vaporize financial markets’); in several articles, for instance ‘Time and the anthropic principle’, Mind 101 (1992) 521–540; in 12–14 of Immortality Defended (Oxford: Blackwell, 2007); and during a tour as the British Academy-Royal Society of Canada Exchange Lecturer (I thank the British Academy for financing it).
12 Gott, R., ‘Implications of the Copernican principle for our future prospects’, Nature 363 (May, 1993), 315–319.