Did I Mention Invention?

Doomsday Seed Vault (1x17)

Bemutató időpontja: 2019 Jún 11

Host Alie Ward shows us: The family making the wheels for disabled pets. College innovators tackling a heady problem. The wristband lights that have become part of concert entertainment. And, the Doomsday Seed Vault insuring the world's future.