All-robot rockband Compressorhead pays tribute to their namesake in this video. Of course, it's a lot easier to play "Ace of Spades" when your guitarist has 78 fingers and your drummer sports four stick-wielding arms.

Biologically speaking, it isn't that hard to create very simple, one-celled organisms. But the leap to multicellular life requires many factors to line up just perfectly. Now a new hypothesis suggests we wouldn't even be here without some well-timed erosion.

The Moon is an almost completely still world, its eternal peace and quiet disrupted only by the occasional meteor or Apollo astronaut. But we now know there's plenty of magma inside the Moon. So why are there no volcanoes?

South America's Atacama Desert gets less than a millimeter of rain a year, and some areas have probably never received rainfall. Yet there are rocks in the desert that seem to have been eroded by water. What's going on here?

We know that ancient organisms crawled out of the sea onto land, not the other way round. We know that the earliest life predates the existence of true continents. But life might just have began on land after all...sort of.

This blackspot tuskfish, found in Australia's Great Barrier Reef, held a clam in its mouth and smashed it against a rock to reach the food inside. This photo is the first incontrovertible proof that fish are capable of tool use.

Here's a great video about superheroes from popular Spanish indie band Vetusta Morla. The title of the song is "Lo que te hace grande."

Why are these metal bands convinced that the world is secretly ruled by extraterrestrials called reptoids who are breeding with humans in their hidden caves?

Pink Floyd only wishes their weird excursions were as vivid and bizarre as this color-enhanced image of Saturn's moon Enceladus, with its famous plumes of spraying liquid backlit by the sun. Click the link for the high-res version. [NASA]

Catharine Asaro's new book Diamond Star follows an interstellar rock star caught between three warring civilizations. In order to punch up her novel, and add a musical accompaniment, Asaro had to become a rock singer.