HALLOWEEN. WHAT HAPPENED TO SPOOKY SEASON? THE COUNTDOWN CONTINUES TO THE BIG EVENT AND WE’RE TURNING OFF THE LIGHTS AT THE ORLANDO SCIENCE CENTER. MARQUISE MEDA SHOWS US HOW AN ANCIENT FORM OF ...
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 ...
Researchers have found that under certain conditions, a laser beam can act like an opaque object and cast a shadow, opening new possibilities for technologies that could use a laser beam to control ...
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