This Week in Discovery News we look at the dark side of Valentines Day, the dirty sex lives of some of our favorite scientists and these mysterious sounds being heard across the planet... STORY LINKS: Secret and Sordid Sex Lives of Scientists: Photos http://news.discovery.com/history/scientists-sex-lives-121302.html The Seedy, Scandalous History of Valentine's Day http://news.discovery.com/history/history-valentines-day-121302.html Mysterious Sounds Reported Around the World http://news.discovery.com/human/mysterious-sounds-reported-around-the-world-120208.html More Lovely Content from Discovery News http://discoverynews.com/love All Discovery News Video http://discoverynews.com/video CONNECT WITH DISCOVERY NEWS: Follow us on Twitter: http://twitter.com/discovery_news? Like us on Facebook: http://facebook.com/discoverynews? Subscribe to our Newsletter: http://ow.ly/7yvkV? Thanks for watching "This Week in Discovery News." See you next week! Have a story suggestion or an idea to make this video even better? Send it to discoverynews at discovery dot com!
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