Or flammable sound waves and music. Danish Fysikshow
demonstrates a 2-D Rubens' tube (wiki
whitney music box -- a fantastic animation
You may notice some interesting links between the visuals and the audio, especially if you are a musician. For example, when the pattern forms a 3-arm starfish, the chords you are hearing are diminished chords, which consist of minor thirds, an interval in which the notes are 3 chromatic steps apart. The chords you hear always bear this type of relationship to the pattern you are seeing, consisting of intervals which match the arrangement of arms.
Really, just look, and you'll get it. [more inside]
What is up with Noises?
A fascinating explanation of why we hear sounds and music the way we do. It's a long video, but it's worth it!
When Richard Feynman
was a young boy his father told him of the remote land of Tannu Tuva, igniting an obsession that would remain with him for the rest of his life. The Last Journey of a Genius
attempts to get to the country at the geographic center of Asia, all stymied by the Iron Curtain, although he did correspond with some of its citizens and was a fan of its distinctive music
. A visa for Tuva finally arrived days after his death.
Most would suggest that the story ends there, but not so: Feynman’s friend Ralph Leighton eventually made it, and formed the Friends of Tuva
; later, Feyman’s daughter Michelle made the trip
her father planned but never completed, an emotional journey recorded by the Russian service of the BBC
[MP3]. [more inside]
Parallel Worlds, Parallel Lives:
Maybe you know e from eels
. Most people (other than Sticherbeast
) probably did not know his father
was once a rock star physicist who first conceived of parallel universes (not that Neils Bohr was impressed
). Last night, BBC4 aired a documentary on the trails both men followed.