Mobble
Science · Physics · published 2026-08-28 · via New Scientist

The Dual Nature of Time Dilation: Physical Reality and Perceptual Illusion

Time dilation, a consequence of Einstein's special relativity, causes clocks to tick slower near massive objects or at high speeds, a phenomenon confirmed by experiments. However, philosophers debate whether this effect is truly physical or merely apparent, as it depends on the observer's frame of reference. A recent conference discussion highlighted that time dilation can be considered both real and apparent simultaneously, reflecting the complex nature of physical reality.

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This summary is AI-generated and original to Mobble; the linked article is the authoritative source. Original headline: “Einstein thought time dilation was both real and not – he was right.” Browse more stories.