Astypalaia relies on bottled water for drinking and didn't receive much of the rain which drenched the rest of Greece this winter.
'This has gotten a little scary.'
The breakthrough came after researchers studied images from NASA's Hubble Space Telescope, along with new observations from the powerful James Webb Space Telescope.
'If we die, we die together.'
Some of the units are advertised as having been 'designed by former Nasa engineers'.
The lightweight robot takes inspiration from diving birds that can both swim and fly (Picture: Raphael Zufferey and Victor Pennacino/Cover Images)
