Mastering street photography on your iPhone goes beyond simple snapshots. It’s about capturing the interplay of light and shadow to tell a compelling story through your images. This guide will help ...

A team of scientists has found that the narrow beam of a laser, under specific conditions, can cast a shadow — a counterintuitive finding that could open the doors for new applications of optical ...

For the experiment, a high-power green laser was directed through ruby cube and illuminated with a blue laser from the side. The green laser increases the optical absorption of the blue illuminating ...