2 Ergebnisse für: 449.794
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The Fascinating World of Oscillations in Chemistry - YouTube
https://www.youtube.com/watch?v=4myRo7cujYo&t=120s
Oscillating reactions are among the most fascinating of chemical reactions. Allow yourself to be surprised by a "chemical light buoy" and "dancing absinthe."...
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Variable span wing, 1931 - YouTube
https://www.youtube.com/watch?v=Vwv5CdKh-8g&feature=player_embedded
This is a boring video, except to true aviation buffs, but it shows that there are fewer new ideas in aviation than one might think. The concept of variable-...