October 2017

Season 1, Episode 5 (Universe Shape)

4.0 9 x
Is it flat? Or spherical? Maybe something else entirely? How would we even figure that out? Prof Alan Duffy unpacks what we know so far about the shape of the universe.

Season 1, Episode 1 (How High Can We Build?)

4.0 25 x
The Burj Khalifa in Dubai is the tallest building in the world, but is there anything stopping us from building higher? Dr Niraj Lal explores whether we could ever build into the clouds, or beyond them.