What if one of the most important assumptions in modern cosmology is wrong?

Priya Natarajan discusses new observational hints that dark energy may not be constant over cosmic time — a possibility that would have major implications if confirmed.

0:00 Is Dark Energy Really Constant?
1:30 New Hints From Observations.
2:23 Why Changing Dark Energy Matters.
4:14 What Changing Dark Energy Would Mean.
6:44 What Evidence Would Convince Us?

Priyamvada \