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Our Galaxy's Black Hole Suddenly Lit Up and Nobody Knows Why
In May, the supermassive black hole at the core of the Milky Way became 75 times brighter in just two hours.
As 9/11 Responders Battle Cancer, They Also Battle a Looming End to Compensation
People near Ground Zero during and after the attack on the World Trade Center are still getting sick, but an act passed to provide care and compensation is set to expire next year.
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