Season 1 · Episode 5 of 9
Aired Jun 27, 2013
Magnetic Shield
Thu, Jun 27, 2013
·
20 min
0 of 9 watched this season
A metallic core at the center of the Earth turns the planet into a magnet, generating a field that protects life on the surface from cosmic radiation.
Notes & ratings
0 ratings
0 notes
0
25
50
75
100
Airs
Thu, Jun 27, 2013
20 min
Show
Secrets of the Earth
17 episodes
Episode
S1 · E5
in Secrets of the Earth