Clarity and precision guide this realistic drawing of glass cups, where transparency is achieved through careful control of ...

Saturn's rings do cast shadows on the planet. These shadows are hard to see from Earth due to the rings' position and atmospheric interference. The shadows are most visible when the rings are tilted ...

In the experiment, a high-power green laser passed through a ruby cube, illuminated from the side by a blue laser. The green laser increased the ruby’s absorption of the blue light, creating a darker ...

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 ...

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