Gary Froyland: The dynamic ocean
1:16:26
Dirac Lecture 2011 - Beauty and truth:their intersection in mathematics and science
11:48
'My jaw is dropped': Canadian official's interview stuns Amanpour
1:23:06
The First Astronomers: 2022 Arthur and Hilda Winch Annual Lecture
1:05:05
Big History Anthropocene Conference – Big Historian Professor David Christian - Keynote Address
25:59
Lawrence: Canada's Trudeau humiliates 'cowardly' Trump who backs down on tariffs. Again.
1:39:39
Jeffrey Sachs Roaring Ukraine Speech At EU Parliament; Blasts U.S., Says 'Not Putin's Puppet'
26:11
40 Examples of Urban Hell on Earth
3:33:33