![Flying The Cessna 172 Skyhawk In Independence, Kansas | Behind The Wings [4K] | Spark](https://img.long.tv/short/2024/06/Ie_pMjtFAxQ.jpg)
![Why We Do Experiments In Space [4K] | Tech Effect | Spark](https://img.long.tv/short/2024/06/uuEaxVGESQo.jpg)
![Is Uber s Self-Flying Plane The Future Of Transport? [4K] | Tech Effect | Spark](https://img.long.tv/short/2024/06/IZHoofiQuHs.jpg)
![These Robots Will Change Our Homes Forever [4K] | Tech Effect | Spark](https://img.long.tv/short/2024/06/RKZ2-zqxBXM.jpg)
Everything We Know About The Sun | The New Frontier | Spark
0
0
28,445 ビュー·
05/30/24
Humanity has made great leaps forward in the science of how stars work, how they generate solar winds and how they affect their orbiting planets. The International drive to return to the Moon...
もっと見せる
0 コメント
sort 並び替え
