What is the brightest artificial light in the world?



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    A powerful laser called the Texas Petawatt Laser, housed in Texas, gives off the brightest light not only in the world but in the known universe. It can produce a pulse of over one petawatt of energy, or one million billion watts; the energy that a lightbulb contains within several seconds of running is contained in a pulse of the laser that lasts only a tenth of a trillionth of a second.

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