Journey to the edge of space and time
Dec. 19th, 2009 09:54 amJust the other day I was wishing for something like this as I mentioned Powers of Ten. This is a fascinating video.
One little tidbit I thought of particular interest was the little 70-light year diameter sphere that shows the extent of man's radio transmissions. Even if anyone out there is listening, our "hello" has barely left the transmitter...
The universe is so honking big...
One little tidbit I thought of particular interest was the little 70-light year diameter sphere that shows the extent of man's radio transmissions. Even if anyone out there is listening, our "hello" has barely left the transmitter...
The universe is so honking big...