“A section of the #TarantulaNebula in the #constellationDorado | Image credit: NASA/ESO/ESA”
List of the Presidents of the United States of America -- (This Photo was uploaded by Juanitaharris1.)
It’s a fact: Nobody lives forever. Aging is unavoidable. But what actually happens when you age? Why does your hair go grey? Why does your skin
Perspective in space.
Ten Equations that changed the world. (You once told me that some day you wanted me to tell you all about science and engineering. How long have you got? It's all so fascinating and we take it too much for granted.)
A STAR'S BIRTH AND DEATH --- In this graphic discover what takes for a star to be born. By Jason Treat and Alexander Stegmaier. Published on March 2014