Prize announcement

Announcement of the 2011 Nobel Prize in Physics to Saul Perlmutter, Brian P. Schmidt and Adam G. Riess, presented by Professor Staffan Normark, Permanent Secretary of the Royal Swedish Academy of Sciences, on 4 October 2011.

Detailed information about the Nobel Laureates’ work was presented by Professor B√∂rje Johansson and Professor Olga Botner.

Interview

Following the announcement, Professor Olga Botner described to freelance journalist Joanna Rose why the discovery of the accelerating expansion of the Universe was like ‘applying the brakes on a car’. She also explained how one sees this acceleration, the size of the acceleration and what this means for the fate of the universe.

See a Video of the Interview

To cite this section
MLA style: Prize announcement. NobelPrize.org. Nobel Prize Outreach AB 2023. Thu. 23 Mar 2023. <https://www.nobelprize.org/prizes/physics/2011/prize-announcement/>

Back to top Back To Top Takes users back to the top of the page

Nobel Prizes and laureates

Fourteen laureates were awarded a Nobel Prize in 2022, for achievements that have conferred the greatest benefit to humankind. Their work and discoveries range from paleogenomics and click chemistry to documenting war crimes.

See them all presented here.
Nobel Prizes 2022

Explore prizes and laureates

Look for popular awards and laureates in different fields, and discover the history of the Nobel Prize.