When you think about kicking back after a long day at work, you probably imagine a favorite armchair or sofa that's a little worn and super comfy. Well, French designer Matali Crasset must not be much for lounging around at home because he's created a collection of furniture made from concrete.

Our official motto here at DVICE is as follows: "you can never have enough railguns." As it so often does, the U.S. Navy has followed our lead, and has acquired a second prototype railgun system for testing.

Declassified government documents are fun, especially ones that detail the United States Air Force's flirtations with flying saucers. While the aircraft was designed for speeds between Mach 3 and 4, it never quite got there.

Man has long warred against man, bringing all manner of bloody machination to rend the opposition limb from limb. For as long as man has been capable of throwing stones, he has also brought with him all manner of beast. You will likely recall stories of courageous horses, mules, dogs and perhaps carrier pigeons, but animals have "enjoyed" far stranger uses in battle. Here, commonplace creatures have been called upon to fulfill the strangest of roles. Here's our list of the 17 strangest, most under-sung animal war heroes ever called to battle.