Links 03/05/13

In 1908, an explosion as powerful as an atom bomb knocked down millions of trees in the forests around the Podkamennaya Tunguska River, in Russia. Although it was believed to have been caused by the air burst of a large meteor or comet, no trace of cosmic debris has ever been found.  Until now.

Here's your personal airship.

Here's your writer's grenade.

Ever wondered what Earth's geophysical features would sound like if transposed onto vinyl? The Flat Earth Society has the answer.