Time-Manipulated Cricket Song

Without a doubt this is the eeriest, and even most frightening piece of music I have ever heard. I am posting it here for others but I cannot listen to it any more.

Mosh Pits Described by Gas Equations

Story here. Back in the day I described mosh pits to the un-initiated in exactly this way. Note: a mosh pit is clearly not an ideal gas, because the particles interact with each other.

Proposal: One Way to Find von Neumann Probes

Find their relay stations. Still very much bound by our assumptions about how communications work (and that such probes would care to communicate with each other) but still translates to an actionable plan that can be approached reasonably with current technology.