What is weakening Earth.The Earth molten core violent mix of searing heat, crushing pressure, and a billion trillion tons of liquid iron creates an invisible shield that surrounds the globe, guarding against a constant barrage of deadly radiation from space. But over the last few decades, the Earth magnetic field has weakened dramatically, intriguing scientists across the globe.

Beyond Magnetic is a digital/CD EP released by Metallica. The EP was released to coincide with the band’s 30th anniversary shows, in which they released a new song for all 4 days of the shows; it was released as a download on iTunes on December 13, 2011.[1] The four songs featured on the EP were all recorded during the Death Magnetic sessions but were never released.