Wonderfully Hypnotic Footage of a Sand Pendulum Drawing Beautiful Lissajous Arcs

Sand Pendulum

MarkHacks, a vlogger with a fondness for doing things in reverse, has posted a wonderfully calming and hypnotic video that features a sand pendulum creating a constantly changing pattern made up of many Lissajous arcs set to a piano soundtrack entitled “Go Not Gently” by Jason Shaw of Audionautix