Story thread · 2 reports / 2 sources

Astronomers Hear the Faint Whispers of Cosmic Hydrogen from the Distant Past.

universetoday.com · 8dShare

Astronomers have directly detected an extremely faint radio signal from hydrogen gas billions of light years away, demonstrating a powerful new way to map the Universe.

First report: Scientists detect signals of hydrogen from billions of years ago. Could this help us map out the universe? — space.com, 10d