Float along Sunita Williams, Indian American astronaut who holds the record for longest space flight by a woman, and let her explain how they use the toilet, how they sleep, eat and other essentials.
An interesting video where a guy explaining why he believes that we have landed on the moon and tells also about waving flag, shadows and everything else.
There are about 7 billion people living on our planet. If we would all stand next to one another on our own square meter, how large would that area have to be? Is North America big enough?
You certainly don't see these kind of images every day, from tick close up, x-ray of a bat, to a high-tech micrograph of a zebrafish embryo. Check out some of the best images of the year.
David Guttenfelder a veteran photojournalist became one of the very first foreign photogs to be allowed to take pictures in North Korea and so we get to see the rare insight of this isolated country.
