Spencer testing Transonic Sweeper
![](https://i.ytimg.com/vi/j0mMmIaG-NE/mqdefault.jpg)
6:06
My Last ever Transonic Flight and Unexpected Crash
![](https://i.ytimg.com/vi/vr0z2huKaCI/mqdefault.jpg)
12:26
How Bionic Wings Are Reinventing Drones
![](https://i.ytimg.com/vi/MpbMsX5UAek/mqdefault.jpg)
5:09
TM200 first flight 0001
![](https://i.ytimg.com/vi/jgwkA-hLvf4/mqdefault.jpg)
14:03
Massive 16 Foot Rubber Band Powered Airplane
![](https://i.ytimg.com/vi/leB9zik0iC4/mqdefault.jpg)
13:03
Gently Dynamic Soaring 4bft
![](https://i.ytimg.com/vi/bd-KTRuoiHw/mqdefault.jpg)
1:04:55
Big Techday 24: Dynamic Soaring – Pushing the Limits - Spencer Lisenby, DSKinetic
![](https://i.ytimg.com/vi/JebJJFGnmwk/mqdefault.jpg)
19:49
Most RADICAL 18m GLIDER Design - JS3 X Special Edition
![](https://i.ytimg.com/vi/2Na_AlgkSdQ/mqdefault.jpg)
12:00