The Accelerating Universe

Delve into the groundbreaking discovery of dark energy and the accelerating universe in this 54-minute lecture by Nobel laureate Adam Riess, recorded at the 2015 World Science Festival in New York City. Journey through the evolution of our understanding of cosmic expansion, from the initial concept of an expanding universe to the unexpected revelation of cosmic acceleration. Learn about the challenges and techniques involved in searching for supernovae, which played a crucial role in this revolutionary finding. Explore the implications of dark energy and its profound impact on our comprehension of the cosmos. Gain insights into one of the most significant mysteries in modern cosmology, presented by a leading expert in the field.

- Start
The Expanding Universe -
Cosmic Deceleration -
Searching for Supernovae -
Dark Energy -