Cosmology

  1. Video content

    Video caption: When the biggest numbers don't add up

    The different methods scientists use to measure cosmic expansion fundamentally disagree with each other.

  2. Stephen Hawking's daughter on his final work

    Video content

    Video caption: Lucy Hawking on losing her father and on the big questions his new book asks.

    Lucy Hawking speaks to the BBC's Luke Jones about losing her father earlier this year and his new book which she has helped finish.

  3. Video content

    Video caption: Science behind the blood moon

    Friday night's lunar eclipse will last longer than any in the 21st Century.

  4. Video content

    Video caption: Hawking's words reach out to black hole

    The European Space Agency transmits StephenHawking's words across the galaxy

  5. By Pallab Ghosh

    Science correspondent, BBC News, inside Westminster Abbey

    Ashes laid to rest

    Our science correspondent was inside Westminster Abbey for the famous physicist's memorial service.

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