October 9, 2015


I really liked this where you can see the Earth with a shadow is nothing but the shadow of the moon image. I mean, what you see is where an […]

from Instagram: http://ift.tt/1jg9t3X


While I discuss that gravity applies to all. There is a very interesting phenomenon called gravitational lensing where a fat mass, an enormous gravity can bend light. This can be […]