In December, I asked whether y'all could handle more Carl Sagan remixes. The overwhelming answer was YES, so today I bring you "NASA - The Frontier is Everywhere," a promotional social media video created for NASA, but not by NASA, featuring Carl Sagan's famous "Pale Blue Dot" narration. The video was made by Reid Gower, who was frustrated by NASA's bad PR and thought he'd go ahead and promote the agency by himself. Here's what Gower wrote: I got frustrated with NASA and made this video. NASA is... READ ON

In this touching video, Carl Sagan reads from his book Pale Blue Dot. Director Michael Marantz shot time-lapse video and composed beautiful music under Sagan's narration. Please have a look -- it'll put your Tuesday into perspective. It begins: We were hunters and foragers. The frontier was everywhere. We were bounded only by the Earth, and the ocean, and the sky. The open road still softly calls. Our little terraqueous globe is the madhouse of those hundred thousand millions of worlds. We,... READ ON

Apollo 11 launched on July 16, 1969, on its way to the moon. In the video below, Mark Gray shows slow-motion footage of the launch (a Saturn V rocket) and explains in glorious detail what's going on from a technical perspective -- the launch is very complex, and lots of stuff has to happen just right in order to get a safe launch. The video is mesmerizing, the narration is informative. Prepare to geek out about rockets! (Did you know the hold-down arms actually catch on fire after the rocket lifts... READ ON

I'll be writing about The Pluto Files, a NOVA program coming in March, over the next couple of weeks. But I thought I'd point you to this breaking news -- in the video below, Jon Stewart, Stephen Colbert, Brian Williams, and Diane Sawyer have a thing or two to say about Neil deGrasse Tyson demoting Pluto from its planetary status way back in 1999. This is not over,... READ ON