In principle, discovering new exoplanets is pretty easy. Simply measure the brightness of a star over time, and when a planet passes in front of the star, the brightness will dim slightly. The more ...
Digital Photography Review on MSN

How to use my camera's light meter

Dialing in your aperture, shutter speed and ISO doesn't have to be a game of guesswork when using manual mode. If you're ...
For our October photo challenge, we’re celebrating everything that makes fall special, from vibrant leaves and fall harvests ...
Abstract: Reliable and efficient crop field segmentation is a fundamental pre-requisite for statistical analyses of agricultural practices. Traditional methodologies such as the Canny-Watershed (CW) ...