You don’t have to know a whole lot about science to know that black holes typically suck things in, not spew things out. But NASA just spotted something mighty strange at the supermassive black hole Markarian 335.
In keeping with the theme of TED2008, professor Stephen Hawking asks some Big perguntas about our universe -- How did the universe begin? How did life begin? Are we alone? -- and discusses how we might go about answering them.