September 24, 2001 • 1h 56m
Why does Charles Darwin's "dangerous idea" matter more today than ever, and how does it explain the past and predict the future of...Read more
September 24, 2001 • 56m
What underlies the incredible diversity of life on Earth? How have complex life forms evolved? The journey from water to land, the...Read more
October 1, 2001 • 56m
Five mass extinctions have occurred since life began on Earth. Are humans causing the next mass extinction? And what does evolutio...Read more
October 8, 2001 • 56m
Survival of the fittest: Raw competition? Intense cooperation? Both are essential. Interactions between and within species are amo...Read more
October 15, 2001 • 56m
In evolutionary terms, sex is more important than life itself. Sex fuels evolutionary change by adding variation to the gene pool....Read more
October 22, 2001 • 56m
Fifty thousand years ago, something happened -- the modern human mind emerged, triggering a creative, technological, and social ex...Read more
October 29, 2001 • 56m
Of all species, we alone attempt to explain who we are and how we came to be. This final show explores the struggle between scienc...Read more