Discovery Channel - Curiosity (2011) Part 3 Why is Sex Fun

Curiosity

Have you ever wondered what it would be like if you could live forever? What would happen if aliens attacked? Why sex is fun? Welcome to Curiosity. More than just a landmark television series, Curiosity is an adventure of discovery, an expedition to uncover the truths behind life's most challenging questions. With an insatiable thirst for answers and experiences, we're prepared to do anything, go anywhere and ask anyone to get to the heart of the matter. Whether it's jumping out of an airplane to confront fear, having neuroscientists implant false memories, or donating tissue to test the possibility of regeneration, there is nothing stopping us as we embark on a global journey of learning and surprises. Curiosity asks and answers the most fundamental questions facing the world today. Each episode of Curiosity will focus on a single enduring question in science, technology, and society. As is always the case, one single question cascades into several more, making each episode of Curiosity a rich and textured experience. From the micro to the macro, we tackle provocative and insightful questions. Is there a Creator? Is it likely there's an alternate universe? Could you find out exactly how you are going to die and would you want to know? Are some people genetically prone to violence? Is time travel really possible? Why is it that we dream? What don't we know about gravity and does it hold the secret for exploring the universe? Curiosity promises a television experience unlike any other. Join Stephen Hawking, , Michelle Rodriguez, Maggie Gyllenhaal, Morgan Spurlock, Adam Savage, Mike Rowe, Brendan Fraser, Eli Roth, Robin Williams and many more celebrity hosts on the journey for truth, as we go to extremes to uncover answers that will surprise even the most curious among us…

Part 3: Why is Sex Fun

Orgasm - one of the most intense pleasures we can experience. But what are orgasms actually for? In men, the answer's simple - reproduction. But women don't need an orgasm to get pregnant. So why have them? With cutting edge science and research, Maggie Gyllenhaal hosts this revealing investigation into the mystery of the orgasm.