NASA Detects a 10-Second Signal Sent More Than 13 Billion Years Ago — And It Changes Everything We Thought We Knew About the Early Universe
There are moments in science that stop you cold. Not because they are loud or dramatic, but because the scale of what has just been discovered takes a few seconds to fully land. This is one of those moments. NASA has detected a 10-second radio signal that left its source more than 13 billion years…