How long until we can build R2-D2 and C-3PO?

The Star Wars universe is full of droids. Everywhere you turn, there are medical droids, exploration droids, labour droids, pilot droids, even battle droids. They carry out clearly defined tasks, often with a degree of independence, ...

Meanwhile, in a galaxy not so far, far away...

The fantasy creations of the "Star Wars" universe are strikingly similar to real planets in our own Milky Way galaxy. A super Earth in deep freeze? Think ice-planet "Hoth." And that distant world with double sunsets can't ...

Video: Star Wars science: Lightsabers, lasers and force fields

Star Wars VII: The Force Awakens hits movie screens this week with its intense plot, edge-of-your-seat action scenes and, of course, lots of lightsabers. But is it actually possible to create a real-life lightsaber or build ...

'Star Wars': a game-changer in special effects

When "Star Wars" audiences were blown away four decades ago by its thrilling battles in space, they were also witnessing a big bang in special effects that is still felt today, as fans await the next installment in the blockbuster ...

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