People my age grew up with a map of the world that had been created by Flemish cartographer Gerardus Mercator in 1569. But in ...
US and Russian officials are meeting in Saudi Arabia to lay the ground for talks about ending Vladimir Putin’s war in Ukraine ...
The planet is tidally locked to its star, which means one side is always facing it and, for that reason, has a scorching ...
Last year, astronomers discovered an unusual Earth-size exoplanet they believe has a hemisphere of molten lava, with its ...
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