Over the past decade, the Mayan calendar has been subjected to close examination and intense debate. Could an ancient calendar system predict solar flares? This fascinating theory will be delved into, ...

(The Conversation) — The skies and the gods were inseparable in Maya culture. Astronomers kept careful track of events like eclipses in order to perform the renewal ceremonies to continue the world’s ...

We live in a light-polluted world, where street lamps, electronic ads and even backyard lighting block out all but the brightest celestial objects in the night sky. But travel to an officially ...

Eds: This story was supplied by The Conversation for AP customers. The Associated Press does not guarantee the content. Kimberly H. Breuer, University of Texas at Arlington (THE CONVERSATION) We live ...