Research News

The most accurate distance measurement yet of ultra-diffuse galaxy (UDG) NGC1052-DF2 (DF2) confirms beyond any shadow of a doubt that it is lacking in dark matter. The newly measured distance of 22.1 +/-1.2 megaparsecs was obtained by an international team of researchers led by Zili Shen and Pieter van Dokkum of Yale University and Shany Danieli, a NASA Hubble Fellow at the Institute.

[Updated March 23, 2021]

Wormholes are spacetime connections between distant spacetime regions. While some have speculated that they could be used to travel faster than light, our current understanding of general relativity and quantum matter...