Could military ‘invisibility cloaks’ be legal in war?

Harry Potter’s invisibility cloak remains the stuff of fiction but scientists in the United Kingdom say they’ve found a different method of making things disappear. Using lasers and crystals the researchers say they can make tiny objects, nano-structures, disappear for less than a million, millionth of a second.

How Light Will Change the World

Every one talks about drones, self-driving cars, super computers, and virtual reality. But do you know what makes them tick? Here’s a look at the technology behind the solutions and how photonics, and light-based technologies, will change the world.