With batteries running low, your eye roams the room for a place to plug in, but then you remember: you brought your own power supply - all you need now is a window.

A set of futuristic-looking masks that fit over the mouth and ears or the eyes enhance audio and visual perception, giving the wearers superhuman senses.

Within days of a successful test firing of the Liberator, this working 3D-printed weapon has attracted the attention of the United States government.

Stringed instruments have been in use since antiquity. There has never been one as breathtaking as the Wheelharp, which sounds like an entire orchestra.

This sphere is so powerful in its ability to turn light into heat that it can not only harvest the rays of the sun, but even draw on energy reflected from the moon.

Being able to store old videos in digital formats has helped preserve some of the world's most important footage, but it comes at a cost.

Any expert can call them out as fakes. How is it, then, that these photos misled 5,000 publishers worldwide and, consequently, an awed global audience of millions?

These 12 retrofuturistic gadget ideas from the '20s - '60s envisioned a 21st century full of robots, jet packs and bizarrely impractical kitchen appliances.

From cars to houses, 3D printing seemed to be everywhere ... but now things are really heating up with everything from stunning outfits and home-printable arsenals.

The elements are everywhere, but it isn't often that we get a good, close-up look at them. This series of photos gives a stunning new perspective on them.