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Science Two powerful 'X-class' flares erupt on sun (+video)

The sun unleashed two extremely powerful flares Tuesday. NASA tentatively says that particles from the solar storms are probably heading in Earth's direction, but will likely deliver a glancing blow at most.

NASA/SDO

The sun unleashed a cosmic double whammy Tuesday (March 6), erupting with two major flares to cap a busy day of powerful solar storms. One of the flares is the most powerful solar eruption of the year, so far.

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