There are more stars in the universe than grains of sand on all the beaches on Earth. That’s at least a billion trillion!
Likes
More Like Science
Your Amazing Brain!
Discover the fascinating world of the human brain!
Science with Dr Karl: How much does a cloud weigh?
Dr Karl investigates how much a cloud weighs
Science with Dr Karl: Future space travel
Space travel with Dr Karl
7 steps to surviving an apocalypse (according to science!)
What would YOU do if the world was ending?

LEAVE A COMMENT
THANK YOU
Your comment will be checked and approved shortly.
WELL DONE,
YOUR COMMENT
HAS BEEN ADDED!
COMMENTS
CUSTOMIZE YOUR AVATAR