anyone else watching that...
...thought "What about the poo?"?
Not all “space gecko” experiments end in fiery doom: a group of thick-toed geckos sent into orbit have been filmed seem to have enjoyed playing with a collar floating around their capsule. That's interesting to the behavioural boffins in charge of the project, because “play” is a pretty advanced behaviour to be exhibited by a …
Gecko feet and hands would be perfect for astronauts... much like the Velcro-shoes worn by the cabin crew in Kubrick's 2001 on the way to the Moon.
I once read in New Scientist that Velcro wouldn't be strong enough for that task, but mini suction-cups would be (or vice-versa, it was a long time ago). As any fule knos, geckos feet provide a huge surface area; their pads are structures that are subdivided many times over down to the microscopic level.