Newscientist iconNewscientistAug 28, 2026

Einstein thought time dilation was both real and not – he was right

What even is time? Columnist Karmela Padavic-Callaghan takes on this mind-bending question by exploring the proof we have that time dilation is both a physical phenomenon and a psychological one

Einstein thought time dilation was both real and not – he was right

Share this story

Send the public story page.

Useful takeaways from this story.

What even is time? Columnist Karmela Padavic-Callaghan takes on this mind-bending question by exploring the proof we have that time dilation is both a physical phenomenon and a psychological one

Building the complete brief

The page is ready to read now. The fuller skim-friendly version will appear here automatically.

The useful part

Newscientist covered Einstein thought time dilation was both real and not – he was right.

Keep reading in the app

Open the app view to save this story, compare related coverage, and continue from the same source.

Open in app