You know, for as much as we humans think we really have control over our planet, nature tends to remind us from time to time that we are just flyspecks in the vastness of space and energy. Take for example the amount of energy we get from the sun: 174.0 PetaWatts – (10^15 watts) which is the total power received by the Earth from the Sun. Now compare that to this news item.
From Slashdot: Astronomers are still speculating as to what could have caused an abnormally strong five millisecond burst to be detected six years ago when it completely saturated their recording equipment. From the article: ‘The burst was so bright that at the time it was first recorded it was dismissed as man-made radio interference. It put out a huge amount of power (10^33 Joules), equivalent to a large (2000MW) power station running for two billion billion years.