sabine-hossenfelder 1 week ago
PhD in physics #Space and Time

Sabine Hossenfelder | We’ve Been Searching For Aliens All Wrong

Civilizations need energy to expand. You’ve probably heard of the Kardashev scale, which classifies civilizations based on their ability to generate and use energy (if you’re interested, humans are barely on the scale).

A new paper has shaken up that scale by putting forth new ways that advanced civilizations could harvest energy, including “eating” stars.


Let’s take a look.

Sabine Hossenfelder
PhD in physics