Неизвестность (English title: Neizvestnost) is an underground music and poetry society from Moscow, Russia. It was formed on Autumn 2002 , since then the collaboration worked a lot in real time, producing very rare kind of analogue electronic music. Exclusive russian sound laboratory. The members of Неизвестность are also known as: Естествоиспытатель,UltraJuke (Ультражук), The Transcryptors, Orionis, Universum Organicum, Cyber Sweets,Lunar Seas, Mihailov, Звездалётов...

Members were: Андрей Грачёв, Юрий Козлов, Дмитрий Паньков, Olga-Rita (Ольга Толчинская), Елена Орлова (1974-2018), Виолетта Еваровская, Петр Матвейкин и Павел Михайлов