These are collectively called the 21-cm forest, which has been proposed as a potential probe of gas temperature and dark matter during cosmic dawn for over 20 years. Breaking space news ...

These dark matter cycles would have quickly died out, but first would have affected the beginning of "cosmic dawn" when the first ordinary matter galaxies formed from primordial gas that was drawn ...

Carlson goes to bed at 10 p.m. and wakes up at 4:45 a.m. every morning. But to wake up that early ... where her team practices. It’s still dark outside when she arrives to practice. “It’s just funny.

"Cosmic dawn has been a missing chapter in our understanding of the universe." Observing the interactions between dark matter and so-called "dark photons" during a period after the Big Bang called ...