Scientist says travelling outside solar system takes 'just far too long'.
History tells that it is not difficult to be in the running for the Nobel Peace Prize.
Zhores Alferov was the first Russian to win a Nobel Prize since former Soviet leader Mikhail Gorbachev won the award in 1990.
Murad also renewed calls for Iraq and other countries to investigate the fate of members of her Yazidi minority kidnapped by IS.
Jean-Claude Arnault, 72, was found guilty in October of raping a young woman in 2011 and sentenced to two years in prison.
This year's prize-giving was postponed after allegations of sexual misconduct, and discovery that the names of some prize-winners had been leaked.
Here are five things to know about the Nobel Literature Prize.
The institution again found itself in controversy, this time in the eye of the #MeToo hurricane.
As head of UN peacekeeping operations, Annan was criticised for world body's failure to halt genocide in Rwanda in the 1990s.
At the World Economic Forum in Davos this year, Malala also questioned Trump's record on women's rights.
Liu Xia, the widow of Chinese Nobel dissident Liu Xiaobo, has left China and is on a plane out of the country.
Swedish intellectuals have joined forces to form a new prize-giving body in protest after the Swedish Academy was plunged into crisis over its long-standing ties to a man accused of assaulting several women.
Kua Kia Soong juga menganggap anugerah keamanan itu satu sandiwara kerana ramai penerimanya tidak layak.
The Swedish Academy is to announce on Friday whether or not it may postpone the 2018 Nobel Literature Prize, its administrative director has said, after it plunged into a crisis over links to a man accused of sexual assault.
Approximately 95% of all Nobel Prizes ever awarded have gone to men.
Pemenang termuda Hadiah Keamanan Nobel itu mempersoalkan sikap membisu Aung San Suu Kyi yang pernah memenangi hadiah sama.
Dylan, the first songwriter to receive the Nobel Literature Prize, declined to attend the December ceremony in Stockholm and instead sent a thank you speech that was read aloud.
Rohingya yang terselamat berkata mereka dirogol, dibunuh dan rumah dibakar askar, tetapi Aung San Syuu Kyi belum mahu mengambil inisiatif
Berucap dalam lawatannya di Singapura, penerima hadiah Nobel keamanan itu berkata Myanmar yang mempunyai rakyat pelbagai bangsa perlu mencapai kestabilan untuk menarik lebih ramai pelabur.
Ia di sebalik kritikan antarabangsa terhadap ikon demokrasi itu kerana berdiam diri terhadap serangan ke atas Rohingya.