Readers’ photos celebrate sunrises and sunsets, when the light is the most pleasing. Fifty-one photos were sent in; here are ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

Sunsets and sunrises were the subjects of the latest Readers Photo Challenge. It gave early risers or those who prefer to take pictures later in the day each a chance to test their skills.