NOVA
PBS' premier science series helps viewers of all ages explore the science behind the headlines. Along the way, NOVA demystifies science and technology, and highlights the people involved in scientific pursuits.

Season 31 · Episode 7 ·
Magnetic Storm
Is the magnetic field protecting Earth from deadly radiation about to reverse direction or even dissapear?
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Episode 7 of season 31 of NOVA: “Magnetic Storm”. Aired 2003-11-18. Watch it online free on ZapFlix.