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First map of Earth's lost continent has been published
The reason is that 95 per cent of its area is submerged beneath the southwest Pacific Ocean, disappearing long before humans existed on Earth. Only a large mountain ... the world have compiled a new ...
Nature15d
Google uses millions of phones to map Earth’s ionosphere and improve GPS
When the air is partly ionized, freely moving electrons slightly slow down the radio signals travelling to Earth from GPS and ...