Astronomy

4241 readers
185 users here now

founded 3 years ago
MODERATORS
601
602
603
604
605
606
607
608
609
610
611
612
613
 
 

Headlines have blared that quasar ticking confirms that time passed more slowly in the early Universe. That's not how any of this works.

614
615
616
617
618
619
620
621
622
623
624
625
view more: ‹ prev next ›