Shabbir Shaikh

Stories

Canadian telescope detects 9-billion-year-old hydrogen signal on its own

Analyzed what the signal reveals about hydrogen distribution

A Canadian radio telescope has detected the faint glow of hydrogen gas emitted 9 billion years ago, using only its own observations for the first time. The Canadian Hydrogen Intensity Mapping Experiment (CHIME), near Penticton, British Columbia, pulled the signal from 94 nights of data collected in 2019.

Updated Oct 28