Sabine | Latest Data Challenges 25 Years of Cosmology
There’s something crazy going on in the world of physics right now.
2025-03-24 15:00:00 - Sabine Hossenfelder
According to new data from the Dark Energy Spectroscopic Instrument (DESI), the cosmological constant might not actually be constant, rather, it is decreasing and had a “phantom crossing”.
What does that mean?
I have a quick summary of what's new.