Main content
Alan Davies Draws An Atom
Alan Davies goes back to school and with the help of a teacher attempts to draw an atom. He learns a surprising fact about the human race. If you collapsed the human race to only matter, it would be the size of a sugar cube.
Duration:
This clip is from
More clips from How Long is a Piece of String?
-
![]()
The problem of measuring coastlines
Duration: 06:23
-
![]()
How long is a piece of string?
Duration: 06:51
-
![]()
Alan Davies Ponders Over How Long is a Piece of String?
Duration: 01:11
More clips from Horizon
-
![]()
The results are in...—2021, Horizon Special: The Vaccine
Duration: 02:02
-
![]()
Pluto鈥檚 first pictures—2020, Pluto: Back from the Dead
Duration: 02:30
