I took a ride on a moving radio telescope
25:00
Kendi Uzay Uydumu Yapmayı Denedim
29:02
The largest telescope that will ever be built*
7:31
Why build a diving board twice the Olympic height?
9:53
I rode the world's fastest train.
17:58
What Really Happened at the Arecibo Telescope?
8:43
Surviving Venus in the 1970s
6:06
The world's cleanest railway
12:09