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Space is beautiful (lemmy.dbzer0.com)
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[-] BuboScandiacus@mander.xyz 13 points 1 month ago

time machine that lets you see into the past by simply looking at light

You mean, this ?

[-] Kolanaki@pawb.social 5 points 1 month ago

lol

Real time, tho. That way we can see photographs from before cameras, too. Watch what dinosaurs were doing n stuff.

[-] echodot@feddit.uk 5 points 1 month ago

Unfortunately light wouldn't remain collimated over a 33 million light year distance which is what we would need to see dinosaurs

[-] Kolanaki@pawb.social 1 points 1 month ago

How about heat? Or some other radiation? 🤔

[-] 18107@aussie.zone 4 points 1 month ago

You can also watch light move with a camera.

this post was submitted on 28 Oct 2025
332 points (96.4% liked)

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