Science on The River: Derek Rupert

9:48
Ten Years of Restoring the River Till in Northumberland

9:11
Trinity River Restoration Program Overview

17:48
Why Rivers Move

37:24
Day 1: Nicholas A Som, Ph.D. Full Speech

36:21
Day 1: Bill Pinnix

26:10
99 moments aéronautiques incroyables capturés par la caméra

27:15
The Most Misunderstood Concept in Physics

25:01