Space Nuts: Astronomy Insights & Cosmic DiscoveriesAngular Momentum, Cosmic Time Dilation & Dark Matter Mysteries Unraveled | Q&A

The unforgiving light-speed wall

30:22–31:15 · 54s

Fred delivers a crisp explanation for why nothing with mass can reach light speed: the energy requirement climbs toward infinity, making faster-than-light travel unattainable.

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