Take long distance communication, where the obstacles of time and geography have been dramatically reduced: people can now use mobile phones to be in instant contact virtually anywhere in the world, be it with a medical centre in the Himalayan mountains in Asia, a Pacific island school, a research facility at the South Pole, or even the international space station, beyond this planet altogether.
Newid i fodd tudalen. Bwriad modd tudalen yw gwneud golygu eich testun yn haws. Defnyddir y sywddogaeth yma gan amlaf i ddychwelyd i olygu testun ar ôl newid i fodd rhagolwgEnglishtainment upload Englishtainment upload