Foundations Links
Below is a list of foundations-of-physics-related links
Blogs
Beyond Spacetime (Christian Wuthrich)
Adami Blog (Chris Adami)
Plausibility Theory (Brendon Brewer)
Three-Toed Sloth (Cosma Shalizi)
Zeroth Order Approximation (Ben Schumacher)
Foundations and Institutes
Foundational Questions Institute
Gravity Research Foundation
The John Templeton Foundation
Simons Foundation