Note: Linux redirects here to avoid confusion and excessive schismatic confusion. GNU/Linux" refers to either of:
the Linux kernel - A kernel is the very core of an operating system such as Windows which uses the NT Kernel. The Linux kernel was developed in the C language and some assembly language by Linus Torvalds in the early 1990s.
the GNU/Linux operating system is the formal name for Linux which is almost always coupled with base software and libraries developed by Richard Stallman
Conservapedia is an atrocity itself.
The article explains and clarifies: