
Why it’s taking a century to pin down the speed of the universe
This Hubble Space Telescope image is cluttered with myriad galaxies NASA, ESA, B. Sunnquist, J. Mack, J. Lotz (STScI), HFF Team The following is an extract from our Lost in Space-Time newsletter. Each month, we hand over the keyboard to a physicist or mathematician to tell you about fascinating ideas from their corner of the…