Get my first impressions of the DJI NEO 2 with a live flight demonstration, performance ratings, and a tutorial on manual mode. Perfect for drone enthusiasts and beginners looking to learn more.

The Chicago Manual of Style is an American English style guide published by the University of Chicago Press. The Manual’s guidelines for publishing, style and usage, and citations and indexes—known as ...

THE Yerkes Observatory, which has recently been completed and inaugurated, contains in its instrumental equipment the largest refractor in the world, the diameter of the object-glass spanning 40 ...

The Illuminated Phoroptor® features lighted sphere, cylinder power and cylinder axis scales that are easier than ever to see. The Illuminated Phoroptor utilizes cool-running, energy efficient LEDs ...

Optical physics is the study of the fundamental properties of light and its interaction with matter. This includes classical optical phenomena such as reflection, refraction, diffraction and ...

Zoe McDonald has worked as a content creator and producer for more than eight years. She has held staff positions at national media brands as well as local outlets. She developed an interest in health ...