In the midst of touring behind their new album, Fear Inoculum, Tool pulled out the instrumental track "Merkaba" for the first time since 2002. By Gary Graff Though Maynard James Keenan teased that ...
The Merkaba is an extraordinary three-dimensional star tetrahedron, made up of two interlocking pyramids that spin in opposite directions. The rotational movement of the two pyramids generates a ...