science

14548 readers

390 users here now

just science related topics. please contribute

note: clickbait sources/headlines aren't liked generally. I've posted crap sources and later deleted or edit to improve after complaints. whoops, sry

Rule 1) Be kind.

I don't screen everything, lrn2scroll

founded 1 year ago

MODERATORS

487

submitted 1 month ago by kalkulat to c/science

69 comments fedilink hide all child comments

you are viewing a single comment's thread
view the rest of the comments

[–] marcos 4 points 1 month ago (1 children)

Do they even exist if they don’t move?

No. Or, at least not from our point of view.

They only exist moving at the speed at light. All particles with no rest mass only exist moving at the speed of light.

[–] [email protected] 1 points 1 month ago* (last edited 1 month ago) (1 children)

So photons do have mass?

[–] pyre 3 points 1 month ago (1 children)

only as long as they exist

[–] [email protected] 1 points 1 month ago

Else they don't. We are talking quantum here.