It was around 250 BCE when Eratosthenes was a librarian in the famous library ... One can understand that if the earth is a sphere. In fact, from the angle of the sun’s rays from the vertical on June ...

Despite centuries of efforts to map our planet precisely, our view of the world will always be political and imperfect.

Ancient Greek theories on the Milky Way galaxy ranged from mythology to science, with ideas from Democritus, Aristotle and ...

Way before Man stepped on the moon and gazed afar at our planet, Muslim scholars knew that the Earth was round. While many people still think that the Earth is flat, several Arab scientists tried to ...