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Cartographers and geographers. Two professions that normally don’t get a lot of ink. Folks working in those careers ...

Earth is home to some truly bizarre and breathtaking landscapes — here are 20 that look straight out of an alien world.

But how well do you really know our planetary neighbor? This quiz of 15 questions will test your knowledge of Mars' size, surface and history, as well as scientists' attempts to study it. Remember to ...

Who’s at the peak? COVID-19 has hit some countries far harder than others, though differences in the way infections are counted locally make it impossible to make a perfect apples-to-apples ...