20:18
|
TED
ยท
18 years ago
Burt Rutan: Entrepreneurs are the future of space flight |
79,209 |
2007-01-12
|
|
20:18
|
TED
ยท
18 years ago
Burt Rutan: Entrepreneurs are the future of space flight |
79,209 |
2007-01-12
|