Parallax is the observed displacement of an object caused by the change of the observer's point of view. In astronomy, it is an irreplaceable tool for calculating distances of far away stars. When you ...

How do scientists calculate the distance from Earth to a star or galaxy? originally appeared on Quora - the knowledge sharing network where compelling questions are answered by people with unique ...

There's something sort of cool in the next version of Apple's iOS. It's called ARKit—basically, it's a part of Apple's developer package to help programmers create awesome augmented reality apps. Like ...

For the first time, astronomers have directly measured the distance to a spot clear across the galaxy. The established but challenging technique promises a new way to map the structure of the Milky ...