BBC1 年
Exploring locations - the seven continents
A globe is a model of planet Earth, showing how it looks from space. This one shows all the countries of the world, almost 200, including the UK. It shows all seven continents, Europe, Africa ...
BBC4 年
Mapping the world
A globe is a model of planet Earth, showing how it looks from space. This one shows all the countries of the world, almost 200, including the UK. It shows all seven continents, Europe, Africa ...
Isaac Arthur on MSN3 天
Continent-Sized Rotating Space Habitats
Mankind's future is among the stars, but not necessarily on other planets. Instead we might forge giant space stations that ...