<br>In 150 AD, the Greek scholar Claudius Ptolemy wrote a textbook entitled the <i>Geography, </i>which earned him the title ‘The Father of Geography’. Drawing on nearly a thousand years of classical ...

Do you know how America compares to Australia in terms of size? These 30 real-world maps will change your perception about the sizes of different countries.

A World Map With No National Borders and 1,642 Animals A self-taught artist-cartographer and outdoorsman spent three years on an obsessive labor of love with few parallels. By Natasha Frost Reporting ...

Why are there more plant species in some places than in others? Why is diversity highest in the tropics? What is the connection between biodiversity and environmental conditions? To help answer these ...