The original Aperture Science logo (from Portal series) made entirely by symbols, as appears at the end of the first game... during Glados song "Still Alive". Same font, same pattern. Look out for the version on white too, if you don't like this one. ;-)
![Avatar](https://cdn.statically.io/img/i.pinimg.com/140x140_RS/75/bf/d7/75bfd7ae9f2521344e86261b5dcd1390.jpg)
Hisfy