Sabine Hossenfelder

Contributing Writer

For decades, physicists have struggled to create a quantum theory of gravity. Now an approach that dates to the 1970s is attracting newfound attention.
Quantized Columns

Why an Old Theory of Everything Is Gaining New Life

For decades, physicists have struggled to create a quantum theory of gravity. Now an approach that dates to the 1970s is attracting newfound attention.

Two leading candidates for a “theory of everything,” long thought to be incompatible, may be two sides of the same coin.
Physics

String Theory Meets Loop Quantum Gravity

Two leading candidates for a “theory of everything,” long thought to be incompatible, may be two sides of the same coin.

About the author

Sabine Hossenfelder is a theoretical physicist based at the Frankfurt Institute for Advanced Studies in Frankfurt, Germany. She frequently writes about foundational issues in physics on her blog Backreaction.