Humanity sends a digitized consciousness 124 light-years across the cosmos, carrying Earth’s knowlege and a desperate plea for salvation. But what David Harden finds at journey’s end transforms the meaning of his mission.
What if the greatest challenge of interstellar travel isn't moving the human body at all? We already turn information into light, connect human brains to computers, and transmit data across space. If a human mind could someday become information, could light carry us farther than any spacecraft ever could?