Turing machines are not the only theoretical model that can be used to define computation.
Computer Science for The Busy Developer - High speed overview of fundamental areas and concepts of computer science.
BaseCS - Exploring the basics of computer science, every Monday, for a year.
Computer Science Ontology (CSO) - Large-scale ontology of research areas that was automatically generated using the Klink-2 algorithm.
The Morning Paper - Short summary every weekday of an important, influential, topical or otherwise interesting paper in the field of computer science.
Nature Computational Science - Online-only journal focused on the development and use of computational techniques and mathematical models to address complex problems across a range of disciplines.
Codexpanse - Programming and CS courses for humans.
Differential Synchronization - Describes the Differential Synchronization (DS) method for keeping documents synchronized.
HazyResearch - CS research group led by Prof. Chris Re.
Weekly CS Paper - Get a computer science paper every Friday.
Destroy All Software - Computation explained with screencasts.
NandGame - Build a computer from scratch.
Easy Theory - YouTube lectures on computer science theory.
Crafting Semantics (2021) - Series about creating semantics for a programming language.
Offbeat Computation Club - Mathematics and computation book club.
College Compendium - Collection of 650+ university CS courses for the curious.