https://superphysics.org/tags/speed-of-light/ Recent content in Speed of Light on Superphysics Hugo en Wed, 20 Nov 1985 00:00:00 +0000 https://superphysics.org/research/other/alien/essassani/transmissions/1985/1985-11-20c/ Wed, 20 Nov 1985 00:00:00 +0000 https://superphysics.org/research/other/alien/essassani/transmissions/1985/1985-11-20c/ <h3 id="spacecraft-propulsion-and-ufo-encounter">Spacecraft Propulsion and UFO Encounter</h3> <p><strong>Asker:</strong> How is your spacecraft powered? How can it be duplicated on a smaller scale on Earth. When I was 70 years old I was out in this large field. I saw these big disc of glowing light and the ladder going up to it. And as I approached it, it started retracting away from me, and I kept running towards it and it kept getting further and further away, and then it just took off.</p>