Like this video
How gravity affects time with Neil deGrasse Tyson.
This video will not play. You currently do not have Adobe Flash installed on this computer. Please click here to download it (it's free!)
Share this video on Facebook
Touched by a mountain gorilla.
Lion cubs give hugs.
Sand art in a glass container.
Irish version of the "Cups" song.
Cute pandas playing on a slide.
Share on Facebook
more share options...
This filmed session from the StarTalk radio broadcast is very interesting as it talks about how gravity affects time. Host Neil deGrasse Tyson, an American astrophysicist and science communicator, shares his thoughts.