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    Perimeter Public Lecture: A pioneering female physicist on discovering a new kind of star

    Jocelyn Bell Burnell co-discovered pulsars—a huge advance for science—but her male supervisor got the Nobel. Watch her speak live—with special guests—on Oct. 25

    Astronomers go planet hunting

    From the archives: New research suggests our galaxy alone may be filled with billions of planets—literally

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    The smartest guy in the room

    Stephen Hawking at the Perimeter Institute

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    The smartest guy in the room

    PAUL WELLS: Stephen Hawking at the Perimeter Institute