Saturday, May 05, 2012

Saturday Video: Just how small is an atom?

by Salman Hameed


This is part of TED education videos and makes a good use of animation:



And now think about a star with the density of the nucleus of an atom - and you have a neutron star. These are the leftover cores of stars much bigger than our Sun, and form in supernovae - some of the biggest explosions in the universe. Here is a short primer on neutron stars and pulsars (pulsars are spinning neutron stars). This is a bit dryer, but it will balance out the cheerfulness of the TEDed video:

1 comment:

Anonymous said...

You're gonna like this link. It is about the scale of the universe all the way down to the smallest conceivable entity. Enjoy
http://htwins.net/scale2/