In Hugh Lofting's Dr Doolittle the original pushmi-pullyu was an antelope with a head at each end of the body.
In the Rex Harrison movie (left) the pushmi-pullyu was a double-headed llama.
The latest manifestation of someone pulling themselves in two directions is Stewart Stevenson, the Scottish Minister for Transport, Infrastructure and Climate Change. Among his interests he lists 'private flying'.
Robots with squidgy paws could navigate uneven terrain
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A robot paw made from half a silicone ball could help robots keep their
footing, thanks to an internal camera that monitors how its shape deforms
1 hour ago
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