Cosmology
By Kameron Virk
Newsbeat reporter
By Jonathan Amos
BBC Science Correspondent
By Pallab Ghosh
Science correspondent, BBC News
By Paul Rincon
Science editor, BBC News website
By Jonathan Amos
BBC Science Correspondent
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.
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.
By Paul Rincon
Science editor, BBC News website
Video content
Video caption: Science behind the blood moon Friday night's lunar eclipse will last longer than any in the 21st Century.
Video content
Video caption: Hawking's words reach out to black hole The European Space Agency transmits StephenHawking's words across the galaxy
By Pallab Ghosh
Science correspondent, BBC News, inside Westminster Abbey
By Paul Rincon
Science editor, BBC News website
By Paul Rincon
Science editor, BBC News website
By Pallab Ghosh
Science correspondent, BBC News
By Simon Mitton
Science historian