Spark: How pioneers unlocked electricity's mysteries and built strange instruments to create it.
The Age of Invention: How harnessing the link between magnetism and electricity transformed the world.
Revelations and Revolutions: After centuries of experimentation, how we finally came to understand electromagnetism.
Просмотров: 695 |
Добавил: kheflive |
Дата: 12.10.2017
|
|