HuffPost Science: Solar Heartbeat; Microbes' Rocket Fuel; Nazi 'Sun Gun'

April 5, 2013 Subscribe · Forward Sun's Magnetic 'Heartbeat' Revealed A magnetic "solar heartbeat" beats deep in the sun's interior, generating energy that leads to solar flares and sunspots, according to new research. Continue reading... Ancient Life Form Lives Off 'Rocket Fuel,' Study Shows Music