Custom mountain bikes are fast, tough and expensive. Go behind the scenes and watch dedicated builders meticulously assemble and test bikes for world champion riders. ➡ Subscribe: http://bit.ly/NatGeoSubscribe About I Didn’t Know That: Two industrial scientists, Richard Ambrose and Jonny Phillips, explain the science behind everyday life… from microwave ovens …

“Rep. Paul Broun, who serves on the House Science Committee, told a church-sponsored banquet in his home state of Georgia that the theories of evolution and the big bang are “lies straight from the pit of hell.” Broun has long been known as one of the most conservative members of …

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“Bill O’Reilly and Jon Stewart faced off in a spirited debate on Saturday night. Though the “Rumble In The Air-Conditioned Auditorium” was far from the first time the two men have duked it out, the debate lasted much longer than any of their previous on-air skirmishes, and was held at …

“A terminally ill New York woman fought her religious parents in court for the right to die on her own terms, going so far as to say, “I want to die.” Now she’s changed her mind. Grace Sung Eun Lee, 28, was a New York City financial manager until she …

“Stacey Dash isn’t exactly known for her politics, but the actress drew a heck of a reaction on Sunday when she took to Twitter to express her support for Republican presidential nominee Mitt Romney. “Vote for Romney. The only choice for your future,” the stunning Hollywood beauty wrote in a …

“Snoop Dogg has explained why he’s voting for Barack Obama. A pro-con list originally by DragonFlyJonez (and posted to Snoop’s Instagram account) is full of reasons you’re unlikely to read or hear anywhere else on the campaign trail…”.* What does he have against Mitt Romney? Ana Kasaparian and Cenk Uygur …

“Arkansas Republicans tried to distance themselves Saturday from a Republican state representative’s assertion that slavery was a “blessing in disguise” and a Republican state House candidate who advocates deporting all Muslims. The claims were made in books written, respectively, by Rep. Jon Hubbard of Jonesboro and House candidate Charlie Fuqua …

“Charlie Fuqua, the Republican candidate for the Arkansas House of Representatives who called for expelling Muslims from the United States in his book, also wrote in support for instituting the death penalty for “rebellious children.” In “God’s Law,” Fuqua’s 2012 book, the candidate wrote that while parents love their children, …

“Early Monday morning, Gallup released the latest results of its national daily tracking poll, showing President Barack Obama and Republican nominee Mitt Romney in a tie, with both men supported by 47 percent of registered voters. Just three days before, Gallup also noted, Obama had led Romney by five percentage …