Every generation grows up with starships that jump across galaxies in a heartbeat, but the real universe is far less forgiving than the screen. The same physics that lets GPS satellites work and ...
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Imagining a world where light and sound speeds are switched
Nothing can travel faster than light. But what if we switched the rules a little? Imagine a world where the speed of light ...
(via Sabine Hossenfelder) Recently, the James Webb Space Telescope observed signals that moved faster than the speed of light. Does this mean that faster-than-light travel is real? If not, what ...
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