In the latest episode of Talking Post, astronaut Chris Hadfield joins SCMP chief news editor Yonden Lhatoo to discuss the final frontier, aliens, the ISS and China’s space programme.

Astrobiology
Charting the Cosmos: the Concept of Kardashev Civilizations
As we gaze upon the universe, contemplating our place in its vast expanse, we grapple with questions about our future.