Watch what happens when a radical American time traveler from the year 1991 tries to use a $20 Pizza Hut coupon booklet found inside a sealed VHS of Teenage Mutant Ninja Turtles: The Movie.

Looper, a futuristic movie about time travel, believes that children are our future and openly shares that old-fashioned sentiment. That may be the funniest paradox in Rian Johnson's new film. Others are less amusing.

A team of physicists has determined that we'll never, ever be able to visit bygone eras, because nothing can travel faster than the speed of light—just like Albert Einstein said. Guess you'll never get to tackle Gavrilo Princip and thwart World War I or make out with Clark Gable after all.

While our federal government continues to spend its taxpayers' money on useless things like the U.S. Senate, the Pacific island nation of Samoa is doing something awesome: Time-traveling. Into the future!

Chinese government censors have issued new guidelines that essentially ban television programs that feature time travel as a plot device. I really wish we could do this, because there is no deus ex machina more overused or annoying than time travel.

Conspiracy theorists, unite! Courtesy George Clarke, here's some footage—slowed down Zapruder-style—of Charlie Chaplin's 1928 film, The Circus that appears to show a woman walking down the street... while talking on a cell phone. Buh? Watch for yourself—and decide—inside.

Futurama loves to play with time travel, even at the expense of making any sense. Tonight Fry and company travelled ever further in time to discover a backwards time machine. It'll make sense if you watch the clip.

John Heilemann and Mark Halperin, the despicable duo behind Game Change, the Politico-porn version of the 2008 campaign, have landed a $5 million deal to tell the story of the 2012 election, which is still in the future.

Some glorious nerds at Information Is Beautiful have made a curvaceous timeline plotting time travel dates from popular movies and TV shows. It's a little hard to figure out just looking at it, but the site explains it nicely.

Lost is so confusing! But not that confusing. Here I will try to write, from memory without using any wikis, fan sites or Google, everything important that's happened on the show up to tonight's final-season premiere. Wish me luck.

There's only one explanation for everything in the world right now: TIME LOOP. By the by, Newt Gingrich is running for president everyone!

There's no War on Terror! John McCain is a maverick! Hooray: 2000 is back! September 11th never happened.

After much laughter, present day Heigl asked the reason for the visit from her future self. Future Heigl said, "Well, one, I really needed a Capri Sun. We ran out of these in the future. For the most part, we're doing great in the future aside from the Capri Sun drought. Still working. Nailed the transition to the…

Ethan Hawke was spotted meeting a future version of himself in the meatpacking district of New York City. Future Ethan Hawke, who has travelled back in time seven years, asks present Hawke to stop losing parts to Josh Brolin. He also reassures him that it's okay to do a big studio picture every now and then. Before…