panama
8:18Why the US Drops 14.7 Million Worms On Panama Every Week
3.5M views • 2 years ago
Half as Interesting
A Half as Interesting explainer on the US program that drops millions of sterile screwworm flies over Panama every week to keep the parasite out of North America.
10:37The Surprising Efficiency of Canal Locks
2M views • 6 years ago
Practical Engineering
Practical Engineering explains how canal locks work, including the water-saving basins of the new Panama Canal locks.