Leafhopper

Invisibility has long been a staple of science fiction and fantasy. Just ask Harry about his cloak and Frodo about a certain ring. Or talk to any true Trekkie about subspace disturbances caused by a Romulan or Klingon cloaking device. Now bug sweat has science one step closer to developing an actual Cloak of Invisibility.

Nature abounds with a menagerie of animals capable of blending with their surroundings, either for survival or for hunting. These camouflaging creatures range from a gliding lizard in India, whose speckled brownish-grey dorsal side matches perfectly with tree bark, to octopuses adjusting the size of their pigment cells to change their exterior color to blend with any background they rest on. But it is the unique method of camouflage demonstrated by an insect that have scientists thinking they can develop real-world cloaking applications for humans.

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via Flickr user Dennis van Zuijlekom

[DIGEST: Nature, Physical Review Letters, Lab Manager, Fox News]

Science fiction novels, television and movies are riddled with wormholes, places where a spaceship can fly through a mysterious field and wind up in a completely different place. While physicists have proposed theories for how we might generate such gravitational wormholes, current technology does yet not allow for the creation of the massive energy required to create such a phenomenon.

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