Ten Great Ideas: Sex
| Why is sex so popular (in nature)? | Link | Bill Nye explains. From bigthink.com. 4 mins |
| You were only one of a million million spermatoza - so why were you the lucky one? | Richard Dawkins recites The Fifth Philosopher's Song | |
| Bill Nye: The Evolutionary Benefits of Sex (Beyond the Obvious) | Link | bigthink.com 4 minutes |
| The Fifth Philosopher's Song | The link is to words of the poem | |
| Are we designed to be sexual omnivores? | TED on YouTube. 14 mins | |
| Mark Twain on Masturbation | Text-based from brainpickings.com | |
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